Directed by

Christian E. Christiansen
Made by
Screen Gems
Test your knowledge of The Roommate with our quiz!
Read the complete plot summary and ending explained for The Roommate (2011). From turning points to emotional moments, uncover what really happened and why it matters.
At the University of Los Angeles, new freshman Sara Mathews (Minka Kelly) is settling into her dorm before her roommate arrives. Eager to connect, she meets fellow freshman Tracy (Ali Michalka) and her roommate, Kim. After enjoying a frat party where Sara dances and catches the attention of drummer Stephen (Cam Gigandet), fate takes an unexpected turn. During their first encounter, a clumsy moment leads to Stephen spilling beer on Sara, yet their chemistry is undeniable. Following the party, they help a drunken Tracy home, leading to a sweet kiss goodnight between Sara and Stephen.
The next morning brings new dynamics when Rebecca (Leighton Meester), Sara’s roommate, finally arrives. As they begin to learn about each other’s lives, Sara confides in Rebecca about her recent breakup with Jason, who had chosen to attend Brown instead of ULA, complicating their friendship. They explore their artistic paths, with Sara pursuing fashion design and Rebecca focusing on art. Despite Rebecca’s reluctance to share her sketches, a bond between them starts to form.
Sara’s determination to join Professor Roberts’ fashion design class leads to a pivotal moment when he agrees to let her in after acknowledging her undeniable talent. However, Sara’s new adventures take a dark turn when Rebecca’s erratic behavior begins to surface, especially when she becomes suspicious of Sara’s growing closeness with Stephen and other friendships.
As they delve deeper into campus life, including nights out and art gallery visits, Rebecca’s increasingly unstable mental state becomes apparent. Sara’s discovery of a prescription medication buried in Rebecca’s belongings raises alarms. Their friendship becomes further strained as Rebecca’s jealousy escalates.
With their lives spiraling, an sinister confrontation unfolds, culminating in a tragic incident involving Sara’s designs, a stray kitten they found, and Rebecca’s dangerous obsession. On one tumultuous night, Sara must confront the terrifying reality that her friend is not as stable as she appears. When Rebecca’s actions turn violent, Sara is forced to fight for her life.
In a harrowing climax full of betrayal, revelations, and a fight for survival, Sara discovers just how deep Rebecca’s darkness runs. The movie culminates in a shocking showdown that leaves Sara forever changed. Ultimately, she finds solace in a new dorm and a budding relationship with Stephen as they leave behind the turmoil of their past, moving forward into a new chapter of their lives.
In the end, as sirens wail in the background, Sara asks Stephen to assist her with a small but significant act—removing the other bed from their room, symbolizing her break from the haunting memories that once plagued her.
Follow the complete movie timeline of The Roommate (2011) with every major event in chronological order. Great for understanding complex plots and story progression.
Sara Arrives at College
Freshman Sara Mathews arrives at the University of Los Angeles, excited to start her new life. She moves into her dorm room, looking forward to connecting with her roommate and making new friends.
Meeting New Friends
Sara meets fellow freshman Tracy and her roommate Kim. They quickly bond and decide to attend a frat party together, energized by the thrill of college life.
Frat Party Encounter
At the frat party, Sara dances and catches the attention of drummer Stephen. A clumsy moment ensues when Stephen accidentally spills beer on her, yet their chemistry grows undeniable amidst the chaos.
Sweet Kiss Goodbye
After the party, Sara and Tracy help a drunken Tracy stumble back home. As a sweet end to the night, Sara shares a gentle kiss with Stephen, hinting at burgeoning romance.
Rebecca Joins the Room
The next morning, Sara meets her roommate Rebecca, who has finally moved in. They begin to unravel each other's lives, where Sara confides about her recent breakup with her ex-boyfriend Jason.
Creative Aspirations
Sara reveals her ambition to pursue fashion design while Rebecca focuses on art. They start to explore their artistic paths together, but Rebecca remains guarded about sharing her sketches.
Sara Joins Fashion Class
Determined to join Professor Roberts' renowned fashion design class, Sara showcases her undeniable talent. After some convincing, Professor Roberts agrees to let her enroll, marking a significant step in her college journey.
Rebecca's Unstable Behavior
Rebecca’s erratic behavior starts to surface, fueled by jealousy over Sara's newfound friendship with Stephen. Tensions rise as Sara notices Rebecca's increasing volatility.
Discovery of Medications
Sara discovers a prescription medication buried in Rebecca's belongings, raising her concerns. This moment acts as a wake-up call, highlighting Rebecca's deteriorating mental health and the strain on their friendship.
Dangerous Obsession
As Rebecca's jealousy escalates, her dangerous obsession with Sara becomes evident. A confrontation leads to a series of events that put Sara's life at risk, escalating the tension in their relationship.
A Night of Terror
On a tumultuous night, Sara is confronted with the terrifying reality of Rebecca's instability. In a desperate fight for survival, Sara must grapple with the darker side of their friendship.
Harsh Realizations
As the situation intensifies, Sara faces shocking betrayals and dark revelations about Rebecca's true nature. This climactic moment forever alters Sara's understanding of friendship and trust.
Aftermath and Renewal
After the harrowing confrontation, Sara seeks solace in a new dorm and a budding relationship with Stephen. Together, they begin to heal and move forward, leaving the turmoil of the past behind.
Symbolic Gesture
As sirens wail in the background, Sara asks Stephen to help her remove the other bed from their room. This act symbolizes her break from the haunting memories and her commitment to starting anew.
Explore all characters from The Roommate (2011). Get detailed profiles with their roles, arcs, and key relationships explained.
Sara Mathews
Sara is a determined and creative freshman navigating the complexities of college life. Her passion for fashion design drives her to pursue her dreams despite facing psychological and emotional turmoil from her friendship with Rebecca. Sara's character embodies resilience, showcasing her strength as she confronts the dangers of her circumstances.
Rebecca
Rebecca starts as an artistic and contemplative roommate, whose unpredictable behavior masks a deeper instability. Her growing obsession with Sara and jealousy toward her friendships reveal her darker side, transforming her from a supportive friend into a threatening force. This duality presents her as both sympathetic and terrifying.
Stephen
Stephen is a charming and likable character whose connection with Sara adds warmth to the story. As a drummer with a playful yet sensitive nature, he becomes a symbol of hope and new beginnings for Sara amidst her tumultuous experiences. His supportive presence contrasts Rebecca's volatility.
Learn where and when The Roommate (2011) takes place. Explore the film’s settings, era, and how they shape the narrative.
Time period
The film is set in contemporary times, resonating with the experiences of modern college students. Themes of friendship, jealousy, and the quest for identity amidst academic pressures are prevalent, reflecting issues faced by today’s youth.
Location
University of Los Angeles
The University of Los Angeles is a vibrant campus bustling with students, creativity, and youthful energy. Known for its diverse programs and picturesque surroundings, it serves as the backdrop for Sara and Rebecca's evolving friendship. The campus life embodies the struggles and adventures faced by college freshmen, making it a character in its own right within the story.
Discover the main themes in The Roommate (2011). Analyze the deeper meanings, emotional layers, and social commentary behind the film.
🔪
Betrayal and Obsession
The theme of betrayal runs deep as Rebecca's jealousy and obsession with Sara distort their friendship. As Rebecca's erratic behavior escalates, it creates a chilling atmosphere of tension and fear, ultimately leading to a dramatic confrontation. This theme highlights the fine line between friendship and toxicity, showcasing the dangers of unchecked emotions.
💔
Heartbreak and Healing
Sara’s journey begins with heartbreak from her previous relationship but evolves into a quest for self-discovery and healing. As she navigates her college experience alongside her complicated friendship with Rebecca, Sara learns to confront her trauma and emerge stronger. This theme underscores the importance of overcoming past struggles to embrace new beginnings.

Coming soon on iOS and Android
From blockbusters to hidden gems — dive into movie stories anytime, anywhere. Save your favorites, discover plots faster, and never miss a twist again.
Sign up to be the first to know when we launch. Your email stays private — always.
Discover the spoiler-free summary of The Roommate (2011). Get a concise overview without any spoilers.
In the sun‑drenched campus of the University of Los Angeles, a new semester buzzes with the promise of fresh starts and endless possibilities. The city’s restless energy seeps into the dormitories, where every hallway feels like a runway for ambition and every shared lounge becomes a stage for whispered confidences. It’s a world that balances the glitter of Southern California’s creative pulse with the quiet anxieties of stepping into an unfamiliar community.
Sara Mathews arrives with a designer’s eye, eager to shape her future in fashion while navigating the social maze of a bustling college. Her optimism is matched only by her curiosity, and she quickly finds herself reaching out to classmates, joining study groups, and exploring the artistic corners of the campus. When her long‑awaited roommate finally moves in, the dynamic of the room shifts dramatically.
Robbecca enters the picture as a poised, affluent art student whose polished exterior hides a fiercely protective streak. Their first days together are marked by a seemingly perfect bond—shared meals, late‑night conversations, and a mutual appreciation for creativity. Yet as Sara begins to expand her circle, Rebecca’s affection starts to feel uncomfortably intense, casting a subtle, unsettling shadow over the otherwise vibrant dorm life.
The atmosphere of the film hovers between breezy campus romance and a growing psychological tension, suggesting that the line between friendship and obsession can be razor‑thin. As the two young women navigate their divergent aspirations and personal histories, the audience is left wondering how far a seemingly ordinary roommate relationship might stretch before it begins to fray. The tone promises a blend of stylish visual flair and an undercurrent of dread, inviting viewers to linger in the uneasy space where intimacy meets uncertainty.
Can’t find your movie? Request a summary here.
Uncover films that echo the narrative beats, emotional arcs, or dramatic twists of the one you're exploring. These recommendations are handpicked based on story depth, thematic resonance, and spoiler-worthy moments — perfect for fans who crave more of the same intrigue.
What's After the Movie?
Not sure whether to stay after the credits? Find out!
Explore Our Movie Platform
New Movie Releases (2025)
Famous Movie Actors
Top Film Production Studios
Movie Plot Summaries & Endings
Major Movie Awards & Winners
Best Concert Films & Music Documentaries
Movie Collections and Curated Lists
© 2025 What's After the Movie. All rights reserved.