Directed by

Sidney Salkow
Made by

Columbia Pictures
Read the complete plot summary and ending explained for The Lone Wolf Keeps a Date (1940). From turning points to emotional moments, uncover what really happened and why it matters.
Retired jewel thief and unofficial private detective Michael Lanyard Warren William, known to fans as the Lone Wolf, has just added a rare Cuban stamp to his coveted collection and chides his loyal butler, Jamison Eric Blore, for winning money in a rigged Havana dice game. His path crosses with the glamorous and wary Patricia Lawrence Frances Robinson as they share their horse-drawn carriage to the airport and board a flying boat bound for Miami.
At the bustling Miami airport, the pair are ambushed by the criminal duo Chimp Edward Gargan and Mr. Lee Lester Matthews, two members of the scheme fronted by the ruthless Big Joe Brady Don Beddoe. The Lone Wolf dashes through the chaos with Patricia, slipping away from the ambushers and keeping their secret safe while she clings to hope and danger at once.
Patricia confides a chilling detail: one of her boyfriend Scotty Bruce Bennett’s clients was killed after hiring Scotty to forward a package stuffed with $100,000 in banknotes. The case widens its grip as Inspector Crane Thurston Hall and his buffoonish associate Dickens Fred Kelsey, along with Miami police captain Moon Jed Prouty, close in on Lanyard’s movements. The detective remains one step ahead, sensing that someone has looted his prized stamp collection while the hunter becomes the hunted.
With that realization, Lanyard races to prove his innocence and unravel the tangled web surrounding Brady and his accomplices. The chase is a dance of wits—dodges, decoys, and near-misses—through crowded streets, shadowy docks, and glamorous rooms, as the Lone Wolf works to expose the triad of villains and recover the missing stamps. He won’t surrender Patricia to fear, nor will he reveal Scotty’s name to those who mean him harm.
In a flurry of double-crosses and clever switches, the Lone Wolf threads the needle: he brings Brady’s operation into the light, unmasking the conspiracy that tied the stolen stamp, the tremulous romance between Lanyard and Patricia, and the fate of Scotty’s client. By the end, Michael Lanyard clears his own name and proves Scotty’s innocence, restoring peace to Patricia’s heart and reaffirming the Lone Wolf’s reputation as a clever, fearless finder of truth in a world full of shadow.
Follow the complete movie timeline of The Lone Wolf Keeps a Date (1940) with every major event in chronological order. Great for understanding complex plots and story progression.
Havana stamp addition and Jamison admonishment
In Havana, Lanyard adds a rare Cuban stamp to his coveted collection, underscoring his life as a retired jewel thief with a taste for valuable memorabilia. He also admonishes his loyal butler Jamison for winning money in a rigged dice game, reminding himself to stay discreet in retirement. The scene establishes his dual life, balancing passion for artifacts with a wary aversion to exposure.
Meeting Patricia Lawrence in Havana
Patricia Lawrence joins him for a horse-drawn carriage to the airport, initiating an uneasy alliance. She confides troubles surrounding her boyfriend Scotty and a client who was killed after sending a package containing $100,000 in bank notes. The moment seeds a fragile trust between them as they face an uncertain future.
Boarding the flying boat to Miami
The pair boards a flying boat bound for Miami, leaving Cuba behind as danger looms on the horizon. The journey tightens their bond while they brace for the criminal forces waiting in Florida. It marks a transition from a quiet shipboard talk to an escalating chase.
Ambush at Miami airport
At the Miami airport, kidnappers Chimp and Mr. Lee, working for Big Joe Brady, ambush Lanyard and Patricia. The assault reveals a wider criminal network and sets the perilous pursuit in motion. The stakes rise as they fight to stay free and uncover who is pulling the strings.
Escape from the kidnappers
Lanyard uses his speed and wits to outrun the captors, with Patricia Lawrence keeping pace beside him. The chase demonstrates his resourcefulness and readiness to confront the criminals head-on. Their escape signals Lanyard’s decision to pursue justice rather than wait for police intervention.
Lawrence reveals her troubles
Lawrence explains that one of Scotty’s clients was killed after sending the package with the $100,000, hinting at a dangerous network behind the crime. Lanyard begins tying the missing money to the broader conspiracy and his own missing stamp. The revelation deepens the peril they face.
Crane and Moon close in on Lanyard
Inspector Crane and his bumbling assistant Wesley Dickens, along with Captain Moon, corner Lanyard, creating a tense confrontation. He escapes, reaffirming his determination to take action on his own terms. The encounter heightens police pressure while elevating the personal peril for Lanyard.
Lanyard goes after the villains himself
Deciding to act alone, Lanyard evades capture and launches a solo pursuit to expose the trio of villains behind the plot. He follows a trail of clues that links Scotty’s client to Big Joe Brady. The investigation becomes a one-man vendetta against a well-connected syndicate.
The stamp heist is uncovered
Lanyard discovers that his prized stamp collection has been stolen by Big Joe Brady, adding a personal stake to the case. The theft demonstrates that the criminals are willing to strike at what he cherishes most and to manipulate investigators. This loss props up his motive to pursue justice with renewed urgency.
Tracking and arrest of the criminals
Lanyard tracks down Brady and his associates, culminating in their arrest after a series of tense chases and confrontations. The arrest represents a turning point in the case and a partial restoration of order. The triumph also nears the resolution of Scotty’s client mystery.
Chases, double-crosses and switches
The pursuit features multiple chases and shifting loyalties as double-crosses threaten to derail the investigation. Lanyard’s experience helps him outmaneuver traps and outsmart aging criminals. The twists keep the tension high until the eventual resolution.
Exoneration of Scotty and Lawrence's future
In the finale, Lanyard clears his own name and exonerates Scotty, restoring Lawrence’s faith and ensuring a hopeful future for the couple. The film closes on a note of vindication and renewed partnership. Justice is served and the alliance endures.
Explore all characters from The Lone Wolf Keeps a Date (1940). Get detailed profiles with their roles, arcs, and key relationships explained.
Michael Lanyard (Warren William)
The Lone Wolf is a retired jewel thief who operates as an unofficial private detective. He relies on wit, charm, and composure to outmaneuver both criminals and lawmen. He teams with Patricia to unravel the plot and clear his name.
Patricia Lawrence (Frances Robinson)
Patricia is a courageous confidante who opens up to Lanyard about her troubles. She remains wary of danger but is determined to uncover the truth behind the scheme. Her trust in Lanyard grows as they face criminals together.
Scotty (Bruce Bennett)
Scotty acts as a go-between who becomes entangled in a dangerous plot involving a bag of banknotes. His involvement pulls him into a perilous web with criminals and the police. He bears the consequences of associating with powerful players.
Big Joe Brady (Don Beddoe)
Big Joe Brady is the ruthless mastermind behind the abduction and the stamp theft. He uses his gang to pursue money and leverage, showing a callous disregard for others. His capture hinges on Lanyard’s persistence and strategic maneuvering.
Chimp (Edward Gargan)
Chimp is a roguish accomplice who helps carry out the ambush and theft, contributing to the film’s tense, action-oriented tone. His quick actions heighten the danger faced by Lanyard and Patricia.
Mr. Lee (Lester Matthews)
Mr. Lee is one of Brady’s trusted lieutenants, providing cold efficiency to the criminal operation. He helps orchestrate the kidnapping and the scheme, complicating Lanyard’s pursuit.
Inspector Crane (Thurston Hall)
Inspector Crane and his buffoonish assistant Dickens pursue Lanyard, creating a cat-and-mouse dynamic. Crane represents official law attempting to close the net around the Lone Wolf.
Captain Moon (Jed Prouty)
Captain Moon presides over the Miami police response, acting as a counterbalance to Lanyard’s own investigative methods. He embodies formal authority that must be navigated in the course of the pursuit.
Jamison (Eric Blore)
Jamison is Lanyard’s loyal butler, offering domestic steadiness and subtle humor. His presence underscores the contrast between refined elegance and criminal peril.
Learn where and when The Lone Wolf Keeps a Date (1940) takes place. Explore the film’s settings, era, and how they shape the narrative.
Location
Havana, Cuba, Miami, Florida
The action travels from Havana to the Miami area, anchored by the Cuban stamp and a horse-drawn carriage ride to the airport. Havana sets the exotic backdrop for the prologue, while Miami provides the bustling setting for the chase and confrontations. The sequence from the airport to the streets of Miami drives the plot with rapid movement and international flair.
Discover the main themes in The Lone Wolf Keeps a Date (1940). Analyze the deeper meanings, emotional layers, and social commentary behind the film.
🎭
Deception
The plot is built on misdirection, double-crosses, and shifting loyalties. Lanyard outsmarts both criminals and police, using charm and quick thinking to stay ahead. The criminals’ plans unravel through clever ruses and unexpected switches, revealing true motives behind the heist.
💘
Romance
Patricia becomes a confidante and ally, adding emotional stakes to a dangerous caper. Their bond grows amid danger, testing trust and courage as they pursue the criminals together. The romance enriches the chase with personal risk and loyalty.
🕵️
Justice
Lanyard’s pursuit culminates in clearing his name and bringing the criminals to account. He uses deduction and daring escapes to expose the plot and secure arrests. The narrative emphasizes that cleverness and perseverance can triumph over criminal schemes.
🏁
Adventure
The film thrives on fast-paced chases, ambushes, and shifting alliances. From the stamp caper to the Miami pursuit, the sequence of escapes and confrontations keeps the momentum high. The sense of globe-trotting danger defines the core excitement.

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In the sun-drenched, vibrant setting of Havana, Michael Lanyard—better known to the underworld and the police as the Lone Wolf—returns to the screen with his signature blend of charm and roguish intellect. A retired jewel thief who now operates as an unlicensed private detective, Lanyard moves through high society with an ease that belies the danger he attracts. Alongside his loyal but often flustered butler, Jamison, he enjoys the finer things in life, including a passion for rare stamps, but the quiet life never seems to last long for a man with his unique talents.
A chance encounter with the glamorous and mysterious Patricia Lawrence during a flight from Havana to Miami sets the stage for a perilous journey. What begins as a simple travel arrangement soon spirals into a complex web of intrigue, drawing Lanyard into a tangled scheme involving a stolen stamp collection and a kidnapped businessman. As he tries to assist Patricia, he finds himself walking a fine line between protecting her confidence and uncovering the truth, all while the noose of a hidden conspiracy begins to tighten around them both.
The atmosphere shifts from tropical leisure to urban tension as Lanyard arrives in Miami, where he must contend with not only the criminal element but also the relentless pursuit of law enforcement. With familiar figures like Inspector Crane eager to pin a crime on him, the Lone Wolf must use every trick in his book to stay one step ahead. It becomes a high-stakes game of wits and deception, played out across glamorous hotel rooms and shadowy docks, where Lanyard’s only chance to turn a profit—and solve the case—lies in outsmarting everyone who underestimates him.
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