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Stowaway to the Moon (1975) Plot Summary & Timeline

Stowaway to the Moon (1975) movie poster

Stowaway to the Moon is a 1975 sci-fi and family film directed by Andrew V. McLaglen, running 1 hour 40 minutes. This page retells the whole story in 652 words (about 3 minutes to read) and covers 13 key events in order, 6 characters, where and when it is set and 3 themes. Looking for the cast, ratings and where to stream it? See the movie page for Stowaway to the Moon.

to read the plot summary
3 min
key events in the timeline
13
characters profiled
6
themes explained
3
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Stowaway to the Moon (1975) movie poster
Released
Runtime
1h 40m
Genres
Sci-Fi, Family
Original language
English
No spoilers

What Is Stowaway to the Moon About?

The premise of Stowaway to the Moon in 327 words, with nothing given away. The full story follows below.

In the sun‑blazed outskirts of Cape Kennedy, the world’s most ambitious lunar launch is poised to blaze a trail toward the Moon. The towering Saturn V rockets and the humming, high‑tech corridors of the space center create a backdrop of awe‑inspiring engineering, tempered by the nervous energy of a nation watching history in the making. Within this charged atmosphere, the ordinary town of Titusville feels both distant and intimately connected to the extraordinary mission about to depart.

E.J. Mackernutt Jr., an eleven‑year‑old with an encyclopedic love of rockets, is the film’s restless heart. Fueled by a fierce curiosity and a friendship with Joey Williams, he convinces himself that the only way to truly belong among the astronauts is to become part of the launch itself. Their makeshift disguise—hard hats, a borrowed toolbox, and a daring slip past security—speaks to a child’s inventive spirit and the timeless allure of the unknown. The boy’s family, led by his father Eli Sr., watches with a mixture of dread and pride as the impossible gamble unfolds.

On board the command module, the professional crew includes seasoned pilot Ben Pelham, disciplined commander Rick Lawrence, and skilled lunar‑module pilot Dave Anderson. Overseeing the mission’s destiny is the seasoned flight director Charlie Englehardt, whose steady hand must balance public expectation, safety protocols, and the unprecedented presence of a stowaway. The seasoned astronaut Jacob Avril, a local figure whose property brushes the launch complex, adds a layer of community involvement that underscores how the quest for space touches everyday lives.

The film’s tone mingles the vintage optimism of 1960s space exploration with a tender, adventurous humor that celebrates youthful daring. As the countdown ticks down, the audience is drawn into a delicate dance of wonder and worry—will the mission survive this unexpected hitch, and what will it mean for a boy whose dream has literally taken off? The promise of the Moon looms large, mirroring the boundless possibilities that lie just beyond a child’s reach.

Full plot

What Happens in Stowaway to the Moon?

The complete story of Stowaway to the Moon, from the first scene to the last, in 652 words (about 3 minutes). Spoilers throughout. Names in the text link to 9 cast member pages.

Spoilers ahead

Eli “E.J.” Mackernutt Jr., Michael Link is an 11-year-old boy in Titusville, Florida who dreams of traveling beyond Earth. His best friend Joey Williams, Stephen Rogers, helps him sneak into the nearby Kennedy Space Center, dressed in a makeshift hard hat and security paraphernalia, carrying a toolbox as if he belongs there. The two boys slip past the workers and hide inside a trash compartment in the command module Camelot atop the Saturn V rocket, waiting for the crew to arrive for the scheduled Project Apollo flight to the Moon. When a last‑minute overweight reading is logged—an 87‑pound discrepancy that no one can fully explain—the team decides not to delay the launch, and the countdown continues. Meanwhile, Eli Sr., Edward Faulkner, discovers a note from his son and rushes with his wife Mary Mackernutt, Barbara Faulkner, to the Kennedy gates, pleading with the staff to reveal that E.J. has stowed away. But the gate staff remain unconvinced.

As the rocket launches on schedule, the crew gradually becomes aware of the stowaway, and command module pilot Ben Pelham, Jim McMullan, eventually notices the unexpected presence. Through a series of flashbacks, E.J. recounts how he and Joey were building a large-scale model of a space capsule to fund a bigger project, and how their work with Jacob Avril, the property owner near the Space Center, gave him the idea that a Moon visit could be within reach. Avril, John Carradine, looms large in E.J.’s plan owing to his close proximity to the launch site, and E.J.’s longing to meet real astronauts becomes a driving force behind his audacious stunt.

The mission continues despite the stowaway’s presence, with flight director Charlie Englehardt, Lloyd Bridges, weighing the risks and the public’s reaction. The principal investigator urges keeping the mission alive because the Moon mission would be the only planned visit to Rupes Altai on this flight. E.J. apologizes on live television for his actions and asks that his stunt not jeopardize the crew’s vital work. Englehardt, recognizing that the boy has captured the public imagination—and perhaps even the President’s attention—reluctantly approves proceeding with the Moon landing.

Once in lunar orbit, the crew begins undocking from the command module and prepares to descend. The team includes Rick Lawrence, Jeremy Slate as the mission commander, and Dave Anderson, Morgan Paull as the lunar module pilot. E.J. helps tidy the cabin with a vacuum cleaner and takes on chores to keep the environment calm. He notices Pelham’s illness, but Pelham insists it is a mild case of space adaptation syndrome and asks E.J. to say nothing to the others. As Lawrence and Anderson detach in the Lunar Module Little Dipper, Pelham’s condition worsens, and a crisis unfolds.

When a malfunctioning valve causes a dangerous loss of oxygen, the crew relies on E.J.’s resourcefulness. He remains brave, retreating to Little Dipper to conserve life support while the others in spacesuits press on. In a tense sequence, the young observer helps locate the Lunar Module, which lands far off course, and the team manages a risky return to the command module with a Genesis Rock in tow. Without E.J.’s quick thinking and steady presence, Pelham might not have survived, and the lunar rendezvous could have failed, sealing a tragic outcome for the mission.

Back on the home planet, the story returns to Earth where the boy, Joey, and Avril watch the Moonrise from Avril’s property. The crew’s successful return is a tribute to E.J.’s unwavering faith in space travel and his belief that human curiosity can bridge the gap between dreams and reality. As the Moon glows overhead, the team acknowledges the boy’s impact on their voyage home, a sentiment captured in their final words to him.

Kid, you got us off the Moon. Without you we’d be part of those rocks and rilles down there forever and ever! Now we’re going home, and we’ve got you to thank for that!

Timeline

Stowaway to the Moon Timeline: Every Key Event in Order

13 key events in the order they happen, from “E.J.'s plan to sneak into the Moon launch” to “Back on Earth: the full Moon scene at Avril's property”. 13 events name a place, across 13 locations.

  1. 1

    E.J.'s plan to sneak into the Moon launch

    11-year-old EJ Mackernutt Jr., with his friend Joey, sneaks into the Kennedy Space Center wearing a hardhat and a fake security badge. They slip past workers unnoticed, carrying a toolbox as cover. Their audacious plan centers on stowing away aboard the upcoming Apollo-style mission.

    When:Prelaunch Where:Kennedy Space Center

  2. 2

    Parents rush to KSC after finding EJ's note

    Eli Sr. and Mary find a note from EJ hinting at his escape plan and race to the Kennedy Space Center gates. They plead with gate staff to believe that their son is aboard the rocket, but are met with disbelief. The clock ticks toward liftoff as the confusion grows.

    When:Prelaunch Where:Kennedy Space Center gate

  3. 3

    Overweight rocket but launch proceeds

    During preflight checks, Mission Control reveals the spacecraft is overweight by 87 pounds. The crew cannot explain the discrepancy, yet the launch is not delayed. The mission's importance leads them to push ahead despite the anomaly.

    When:Prelaunch Where:Launch pad, Kennedy Space Center

  4. 4

    E.J. is discovered aboard the spacecraft

    Shortly after liftoff, Command Module Pilot Ben Pelham discovers the stowaway. The crew and ground team must decide how to handle the unexpected passenger. EJ remains hidden, aware that his dream just became a high-stakes reality.

    When:Flight Where:Camelot / spacecraft

  5. 5

    E.J. shares his backstory with the crew

    Through flashbacks, EJ recounts how he and Joey built a large-scale capsule model and why Avril's property inspired his goal. He explains his dream of space travel and why he risked everything to join the mission. The astronauts listen with a mix of concern and admiration.

    When:Flight Where:Spacecraft cabin

  6. 6

    Flight director decides to continue the mission

    Flight Director Charlie Englehardt informs the crew that the mission was scrubbed, but public and presidential support for the Moon visit pushes them to proceed. He concedes that EJ's actions have influenced opinion, then reluctantly approves the lunar landing. The team steels themselves for a high-stakes ride.

    When:Flight Where:Mission Control

  7. 7

    E.J. apologizes on live television

    E.J. goes on live television to apologize for his stunt and asks that his actions not jeopardize the mission. The public response shifts in favor of continuing the flight. The astronauts recognize that the boy's stunt has become a catalyst for their chances of success.

    When:Flight Where:Live TV broadcast

  8. 8

    E.J. helps tidy the cabin

    Back aboard, EJ assists in cleaning the cabin with a vacuum cleaner and performs other chores. His presence becomes a morale boost as the crew approaches the lunar phase. The astronauts begin treating him as part of the team.

    When:Flight Where:Camelot cabin

  9. 9

    Lunar orbit and undocking for descent

    In lunar orbit, Commander Lawrence and lunar module pilot Dave Anderson prepare to undock Little Dipper for descent to the surface. EJ notes Pelham's illness and the crew maintains focus on the mission. They press forward with the planned lunar landing.

    When:Lunar orbit Where:Lunar orbit

  10. 10

    Pelham's illness worsens; medical challenge

    Pelham's condition deteriorates as the crew battles the risky descent profile. EJ senses danger and coordinates with the ground to support their fragile health. The situation tests their teamwork under extreme conditions.

    When:Lunar descent Where:Little Dipper cockpit

Show the other 3 events of Stowaway to the Moon
  1. 11

    Lunar landing off course and Genesis Rock return

    The lunar module lands far from its intended site, complicating the mission. The crew locates the Genesis Rock to bring back, and EJ's presence aids the mission's success through improvisation and teamwork. The astronauts credit the stowaway for part of their survival.

    When:Moon landing Where:Moon surface

  2. 12

    Oxygen leak and brave return to Earth

    A stuck valve bleeds oxygen on the way home, forcing the crew to stay in spacesuits and endure cold temperatures. EJ stays awake by vividly describing Earth to Englehardt and the others. They eventually re-enter and return home alive.

    When:Return journey Where:In space, en route to Earth

  3. 13

    Back on Earth: the full Moon scene at Avril's property

    Back on Earth, EJ, Joey, and Avril watch the full Moon from Avril's property. Lawrence's words echo: they got off the Moon because of EJ's courage. The dream becomes a shared triumph that shapes the boy's future.

    When:Postflight Where:Avril's property

Characters

Who Are the Main Characters in Stowaway to the Moon?

6 characters, among them Eli 'E.J.' Mackernutt Jr. (Michael Link), Joey Williams (Stephen Rogers) and Jacob Avril (John Carradine): who each one is and the part they play in the story. Every profile links to the actor’s page.

  • E'

    Eli 'E.J.' Mackernutt Jr. (Michael Link)

    Played by Michael Link

    E.J. is an 11-year-old space-obsessed boy who secretly boards the Kennedy Space Center and hides aboard the Camelot during launch. His determination and ingenuity push the mission forward, and he assists the crew during crises while sustaining hope under extreme danger.

    • 🚀 Determination
    • 🧒 Young Protagonist
    • 🧰 Resourcefulness
  • JW

    Joey Williams (Stephen Rogers)

    Played by Stephen Rogers

    Joey is E.J.'s best friend who shares the dream of space and helps fund their plan by working for Jacob Avril. His loyalty and teamwork underpin the boys’ daring adventure and keep the stunt from unraveling.

    • 🎯 Friendship
    • 💡 Inventiveness
    • 🧭 Adventurous
  • John Carradine as Jacob Avril (John Carradine) in Stowaway to the Moon

    Jacob Avril (John Carradine)

    Played by John Carradine

    Jacob Avril is a property owner whose proximity to the Space Center enables the boys’ scheme. He becomes a pivotal adult presence connected to the kids’ plan and the community’s involvement in their dream.

    • 🏞️ Proximity to Space Center
    • 👨‍💼 Community figure
    • 🤝 Supportive
  • Jim McMullan as Ben Pelham (Jim McMullan) in Stowaway to the Moon

    Ben Pelham (Jim McMullan)

    Played by Jim McMullan

    Ben Pelham is the command module pilot whose health deteriorates in space. His vulnerability frames the crisis, giving E.J. a chance to prove his value in the crew’s survival and mission success.

    • 🧪 Human vulnerability
    • 🧭 Leadership
    • 🚨 Crisis management
  • CR

    Captain Rick Lawrence (Jeremy Slate)

    Played by Jeremy Slate

    Rick Lawrence is the mission commander who balances authority with compassion. He acknowledges E.J.'s impact on the mission and ultimately supports the decision to continue the Moon landing.

    • 🛰️ Leadership
    • 🧭 Courage
    • 🤝 Teamwork
  • DA

    Dave Anderson (Morgan Paull)

    Played by Morgan Paull

    Dave Anderson is the lunar module pilot who coordinates with Lawrence to land on the Moon and manage the return. He relies on quick thinking and the crew’s collaboration, often aided by E.J.'s presence during emergencies.

    • 🚀 Astronaut
    • 🧭 Precision
    • 🧰 Collaboration
Setting

Where and When Is Stowaway to the Moon Set?

Stowaway to the Moon is set in Titusville, Florida, Kennedy Space Center, Florida and Moon (Rupes Altai region) (1960s). Here is why the time and place matter to the story.

When

1960s

Set during the height of the Space Race, the 1960s era is defined by rapid technological strides and intense public interest in space exploration. NASA’s Apollo program frames the plot, culminating in a Moon landing that captures national imagination. The period combines youthful ambition with formal spaceflight procedures, creating a tense but hopeful atmosphere.

Where

Titusville, Florida, Kennedy Space Center, Florida, Moon (Rupes Altai region)

The action centers around Kennedy Space Center near Titusville, Florida, the gateway to Apollo-era spaceflight. The mission’s lunar encounter places the story in the Rupes Altai region of the Moon, giving it a dramatic lunar setting. The Florida launch complex provides a real-world backdrop that contrasts with the film’s voyage to the Moon. Together, these locations fuse local pride with humanity’s reach for the stars.

  • 🚀 Space launch site
  • 🗺️ Floridian locale
  • 🛰️ Aerospace heritage
Themes

What Are the Themes of Stowaway to the Moon?

3 ideas the story keeps returning to, among them Space Dream, Duty and Courage and Family & Hope.

  1. 01

    Space Dream

    A young boy’s dream of space travel drives the plot and catalyzes a lunar mission. His curiosity connects the public to the mission, influencing decisions and keeping the crew motivated. The story frames space exploration as a bold, almost magical pursuit that transcends ordinary life.

  2. 02

    Duty and Courage

    The crew must balance professional duty with personal risk when a stowaway disrupts plans. Leadership is tested as improvisation and teamwork become essential to protect the boy and complete the mission. Courage emerges from steadiness under pressure and the willingness to do whatever it takes to bring everyone home.

  3. 03

    Family & Hope

    Family ties ground the narrative, with parents racing to the Space Center and a child’s dream driving a nation’s response. The astronauts’ commitment to returning safely highlights sacrifice for the greater good. The conclusion reinforces hope and the everyday magic of Earth viewed from space.

Tone & mood

What Kind of Film Is Stowaway to the Moon?

Hopeful in tone, with steady pacing and a straightforward story, going by the plot summary.

Tone
Hopeful
Pacing
Steady
Story
Straightforward
Intensity
Medium
Ending
Happy

A classic, family-friendly space adventure that captures the hopeful spirit of the Apollo era, following a determined boy whose resourcefulness turns a perilous situation into an inspiring triumph.

  • adventurous
  • hopeful
  • nostalgic
  • inspiring
  • lighthearted
  • space exploration
  • childhood dreams
  • resourcefulness
  • teamwork
  • coming of age

Content notes: child endangerment, peril in space.

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FAQ

Stowaway to the Moon Plot Questions

5 quick answers about Stowaway to the Moon, taken from the plot summary, character guide and setting on this page and the film’s credits.

What is Stowaway to the Moon about?

In the sun‑blazed outskirts of Cape Kennedy, the world’s most ambitious lunar launch is poised to blaze a trail toward the Moon. The towering Saturn V rockets and the humming, high‑tech corridors of the space center create a backdrop of awe‑inspiring engineering, tempered by the nervous energy of a…

Read the full plot summary

When and where does Stowaway to the Moon take place?

Stowaway to the Moon is set in Titusville, Florida, Kennedy Space Center, Florida and Moon (Rupes Altai region) (1960s). Set during the height of the Space Race, the 1960s era is defined by rapid technological strides and intense public interest in space exploration.

The setting explained

Who are the main characters in Stowaway to the Moon?

The story follows Eli 'E.J.' Mackernutt Jr. (Michael Link) (played by Michael Link), Joey Williams (Stephen Rogers) (played by Stephen Rogers), Jacob Avril (John Carradine) (played by John Carradine) and Ben Pelham (Jim McMullan) (played by Jim McMullan); the character guide covers 6 characters in all.

All the characters

What are the main themes of Stowaway to the Moon?

The summary picks out 3 themes: Space Dream, Duty and Courage and Family & Hope.

The themes explained

Who directed Stowaway to the Moon?

Stowaway to the Moon (1975) was directed by Andrew V. McLaglen and runs 1 hour 40 minutes.

Andrew V. McLaglen’s films

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