Deadly Vows (originally titled Still Smiling) is a 2025 American crime thriller that delivers a tense, harrowing narrative about survival and hidden danger. The film follows fifteen-year-old Darya, who flees political turmoil in Iran for the perceived safety of Los Angeles. Her life takes an unexpected turn when she meets and marries the seemingly charming Sam Lebon, only to gradually uncover his deeply disturbing and violent obsession. What begins as a hopeful new start descends into a claustrophobic nightmare of psychological manipulation and physical threat.

The film's strength lies in its slow-burn tension and focus on Darya's terrifying realization and subsequent struggle. The dynamic between the vulnerable, resilient Darya and the controlling, unpredictable Sam forms the chilling core of the story. As Sam's facade crumbles and his control turns overtly violent, Darya's fight for escape becomes a desperate race for her life, compounded by the terrifying knowledge that her husband will never stop hunting her.

While holding a modest 5.2 IMDb rating, Deadly Vows succeeds as a straightforward, suspense-driven thriller. It effectively explores themes of isolation, predation disguised as love, and the extreme resilience required to break free. The direction maintains a palpable sense of dread, making the 98-minute runtime feel gripping and urgent. For viewers seeking a suspenseful movie about a character fighting against impossible odds within a domestic prison, Deadly Vows offers a compelling, anxiety-inducing watch that highlights a terrifying battle for autonomy and survival.