What Is Last Night About?
The premise of Last Night in 238 words, with nothing given away. The full story follows below.
In the restless rhythm of New York City, a night that should have blended into the ordinary instead becomes a catalyst for doubt. Joanna is a writer whose life feels meticulously arranged—comfortable apartments, bustling social scenes, and a marriage that, on the surface, seems solid. Her husband, Michael, works in commercial real‑estate, navigating the high‑stakes world of deals and deadlines with a confidence that often masks the quieter currents beneath his polished exterior.
The couple’s evening is populated by friends, colleagues, and the ever‑present hum of the city that never truly sleeps. Among the familiar faces, a charismatic coworker named Laura begins to appear in conversations, hinting at connections that Michael has never fully disclosed. The subtle chemistry and unspoken histories that swirl around the party table create an undercurrent of uncertainty, prompting Joanna to wonder whether the foundation of her marriage is as secure as it appears.
Set against a backdrop of sleek Manhattan high‑rises and intimate coffee‑shop corners, the film’s tone balances cool urban sophistication with an uneasy, almost palpable tension. It invites the audience to sit beside Joanna and Michael as they navigate the fragile interplay of trust, expectation, and the lingering shadows of past choices. The story hints at the delicate dance of intimacy and suspicion that can unfold in a single night, leaving the characters — and viewers — poised on the edge of revelation without ever crossing the line into explicit conflict.
What Happens in Last Night?
The complete story of Last Night, from the first scene to the last, in 503 words (about 2 minutes). Spoilers throughout. Names in the text link to 3 cast member pages.
Spoilers ahead
Joanna, portrayed by Keira Knightley, is a writer happily married to Michael, played by Sam Worthington, who works as a commercial real estate agent in the bustling city of New York. Their life takes a turn when they attend a party with Michael’s colleagues, including Stuart and Truman. During this social gathering, Joanna observes Michael spending a lot of time with the enchanting Laura, brought to life by Eva Mendes, a colleague he had not mentioned before. The tension escalates when Joanna discovers from Andy that Michael has been traveling a lot with Laura for work, creating a seed of doubt that flowers into suspicion of infidelity.
After the party, Joanna confronts Michael about his relationship with Laura, asserting that he deliberately kept her existence from her. Michael insists he has nothing to hide, leading to an intense argument followed by a moment of reconciliation. However, Joanna cannot shake off the feeling that Michael is downplaying his attraction to Laura. This unease leads Joanna to reflect on their relationship, inciting thoughts that perhaps they married too soon.
The following morning, Michael departs for Philadelphia with Laura and Andy for a work trip. Meanwhile, Joanna goes out for coffee and unexpectedly runs into Alex, an old flame played by Guillaume Canet. Their encounter leaves Joanna feeling nostalgic, prompting them to reconnect and eventually meet up again for drinks. Throughout their evening, which later includes dinner with friends Sandra and Truman, Joanna shares that she and Alex had a romantic past, dating back to a time when she was briefly separated from Michael.
As they reminisce about their relationship, Joanna confesses that her feelings for Alex still linger, especially during tough times. In a twist of fate, they find themselves locked out of Andy’s apartment, leading to an impromptu party with Sandra and Truman where their chemistry ignites and culminates in a passionate kiss in an elevator.
Later, Joanna and Alex return to his hotel room, and though they share a tender night together, she declines to take things further physically. This intimate moment is contrasted with Michael and Laura’s own escapades during their business trip, highlighting Michael’s moral conflict. After a series of flirtations, including a seductive conversation at a hotel bar, Michael ultimately gives in and shares a physical connection with Laura, despite previously affirming he’d never cheat on Joanna.
The next day, guilt overwhelms Michael as he finds a note from Joanna expressing her unwavering trust in him. In a rush of self-reflection, he leaves Philadelphia early, while Joanna shares a heartfelt goodbye with Alex, marking the end of their renewed bond. Upon returning home, Michael finds Joanna in tears. They tentatively attempt to reconnect, making plans as they navigate their tumultuous feelings. As they embrace, Michael’s affection seems fueled by guilt and confusion, heightened by Joanna’s choice of attire from the night before. The film draws to a close with a poignant moment, cutting to black as Joanna prepares to reveal the complexities of their relationship and the choices they’ve made.
Last Night Timeline: Every Key Event in Order
14 key events in the order they happen, from “Party with Colleagues” to “Final Moment and Cliffhanger”. 13 events name a place, across 8 locations.
- 1
Party with Colleagues
Joanna and Michael attend a gathering with Michael's colleagues, where tensions begin to simmer. Joanna notices that Michael is spending an unusual amount of time with a beautiful colleague named Laura, raising her suspicions about their relationship.
Where:New York
- 2
Confrontation at Home
Upon returning home, Joanna confronts Michael about his relationship with Laura. Despite their argument, they reconcile by the end of the night, though Joanna remains uneasy about Michael's feelings towards Laura.
Where:Joanna and Michael's home
- 3
Michael's Business Trip
The following morning, Michael departs for Philadelphia with colleagues Laura and Andy. Joanna is left feeling insecure about their marriage, contemplating the speed at which they got married.
Where:Philadelphia
- 4
Reunion with Alex
While out for coffee, Joanna unexpectedly encounters Alex, her old flame. This meeting rekindles memories of their past relationship, and Joanna feels a mix of surprise and nostalgia.
Where:New York
- 5
Dinner with Alex
Later that day, Joanna meets Alex for drinks, which leads to dinner with their mutual friends. Their conversations reveal the history of their past romance, stirring up emotions Joanna thought she had buried.
Where:Restaurant
- 6
Revisiting Past Love
During the dinner, Joanna discusses her previous relationship with Alex, explaining why she never told Michael about him. Alex expresses that he believes their brief time together was crucial for Joanna in understanding her feelings for Michael.
Where:Restaurant
- 7
Dog Walking and Locked Out
Joanna helps Andy by walking his dog, Lucy, but Alex accidentally forgets the apartment keys, leaving them locked out. This mishap leads them to spend more time together, deepening their emotional connection.
Where:Andy's apartment
- 8
Closer at the Party
Joanna and Alex attend a party with their friends, where their attraction intensifies. They share a passionate kiss in the elevator, marking a significant moment in their rekindled relationship.
Where:Party venue
- 9
Night in Alex's Hotel Room
After the party, Joanna and Alex go back to his hotel room. Although they do not engage in sexual intimacy, they spend the night embracing, sharing their desires and fears, reinforcing their emotional bond.
Where:Hotel room
- 10
Michael and Laura's Temptation
Meanwhile, Michael shares drinks with Laura, where their conversations flirt with the topic of infidelity. Laura's advances become more direct, and they eventually engage in a physical encounter.
Where:Hotel bar and pool
Show the other 4 events of Last Night Hide the last 4 events
- 11
Michael's Guilt
After their encounter, Michael grapples with guilt and reflects on his love for Joanna. He finds a note from her expressing her faith in him, which compels him to cut his trip short and return home.
Where:Philadelphia
- 12
Emotional Reunion
Upon returning home, Michael finds Joanna in tears. They try to reconnect and resume normalcy, but the emotional weight of recent events lingers between them.
Where:Joanna and Michael's home
- 13
Confusion and Affection
Michael expresses affection towards Joanna, surprising her with his sudden warmth. However, Joanna is confused by this shift, compounded by the memory of the previous night with Alex.
Where:Joanna and Michael's home
- 14
Final Moment and Cliffhanger
As Joanna prepares to voice her thoughts, the scene cuts to black, leaving their future ambiguous. This unresolved tension encapsulates the complexities of love and fidelity depicted throughout the film.
Who Are the Main Characters in Last Night?
4 characters, among them Joanna (Keira Knightley), Michael (Sam Worthington) and Alex (Guillaume Canet): who each one is and the part they play in the story. 3 of them link to the actor’s page.
-
Joanna (Keira Knightley)
Played by Keira Knightley
Joanna is a thoughtful writer, grappling with her feelings of insecurity in her marriage to Michael. Her interactions with Alex reveal her ongoing connection to past love, highlighting her inner conflict between loyalty and desire. Joanna is portrayed as introspective yet passionate, making choices driven by both love and fear.
- ✍️ Writer
- 💔 Insecure
- 🌹 Passionate
-
Michael (Sam Worthington)
Played by Sam Worthington
Michael is a commercial real estate agent who seems to struggle with the balance between his professional life and personal commitments. He is depicted as a devoted husband, yet his interactions with Laura present him with moral dilemmas. His character embodies the tension between desire and fidelity.
- 🏢 Businessman
- ❤️ Loyal
- 🤔 Conflicted
- A(
Alex (Guillaume Canet)
Alex is Joanna's old flame and a fellow writer who re-enters her life unexpectedly. His charm and connection with Joanna spark a reflection on her current relationship, making him a pivotal figure in her journey. Alex represents nostalgia and the complexities of past loves that can resurface at inopportune moments.
- ✍️ Writer
- ❤️ Nostalgic
- 😔 Heartbroken
-
Laura (Eva Mendes)
Played by Eva Mendes
Laura is a colleague of Michael's who embodies temptation and desire during their business trip. Her flirtatious nature challenges Michael's commitment to Joanna, making her a significant character in the exploration of infidelity. Laura's character represents the allure of what could be at the expense of what already is.
- 💼 Colleague
- 😘 Temptress
- 🏊♀️ Seductive
Where and When Is Last Night Set?
Last Night is set in New York and Philadelphia (Contemporary). Here is why the time and place matter to the story.
When
Contemporary
The events of the film unfold in the contemporary era, highlighting modern relationship dynamics and societal views on love, fidelity, and commitment. This time period reflects the complexities of romantic relationships amidst career pressures and personal insecurities. The characters navigate their emotional landscapes in a world where communication and intimate connections can be both powerful and precarious.
Where
New York, Philadelphia
The movie takes place in the bustling urban environments of New York and Philadelphia. New York is known for its vibrant culture, diverse population, and thriving arts scene, serving as a backdrop for Joanna's and Michael's complex relationship. Philadelphia, with its rich history and significance as a business hub, provides a contrasting setting for Michael's professional life.
- 🏙️ City
- ✈️ Urban Life
What Are the Themes of Last Night?
3 ideas the story keeps returning to, among them Love & Betrayal, Choices & Consequences and Longing & Regret.
-
01
Love & Betrayal
The theme of love intertwined with betrayal is central to the narrative. Joanna's insecurities about her marriage lead her to confront her feelings for an old flame, while Michael grapples with temptation during a business trip. The film explores the complexities of trust in relationships and the impact of past connections on present circumstances.
-
02
Choices & Consequences
The characters face critical choices that influence their relationships and personal lives. Joanna's decision to meet Alex and Michael's choice to engage with Laura both lead to significant repercussions. This theme illustrates how seemingly small decisions can ripple through one’s life, affecting love and trust within a marriage.
-
03
Longing & Regret
Longing and regret permeate the characters' interactions, particularly for Joanna as she reflects on her past with Alex. This theme highlights the emotional weight of unfulfilled desires and the struggles each character faces regarding their choices. The film captures the bittersweet nature of love and how past relationships can haunt present actions.
What Kind of Film Is Last Night?
Tense in tone, with steady pacing and a straightforward story, going by the plot summary.
- Tone
- Tense
- Pacing
- Steady
- Story
- Straightforward
- Intensity
- Medium
- Ending
- Ambiguous
A tense and melancholic relationship drama that unfolds over a single night of temptation and suspicion, creating an anxious and intimate portrait of a marriage on the brink.
- anxious
- melancholic
- nostalgic
- unsettled
- passionate
- introspective
- marital infidelity
- relationship crisis
- trust issues
- love triangle
Content notes: infidelity, sexual content.
Quiz
How well do you remember Last Night? Test yourself on the story.
Where to Watch Last Night
Stream it on Hoopla and YouTube Free, or rent or buy it from Apple TV Store and Fandango At Home. US availability and prices from JustWatch.
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