Fans of high-octane action and dual-role thrillers have a new title to add to their watch list, as the Tamil film Retta Thala has officially made its digital debut. The movie, which features actor Arun Vijay in a gripping double role, is now available for streaming on a major Over-The-Top (OTT) platform, bringing the intense drama right to home audiences.

When and Where to Watch ‘Retta Thala’ on OTT

The digital rights for the Kris Thirukumaran-directed film were acquired by one of the leading streaming giants, and the official premiere took place swiftly after its theatrical run.

• OTT Platform: Amazon Prime Video
• Digital Premiere Date: January 21, 2026
• Availability: Viewers can stream the film in Tamil, complete with English subtitles for non-Tamil-speaking audiences.

The movie hit the big screens on December 25, 2025, as a Christmas holiday release, meaning the digital window was roughly one month long.

A Deep Dive into the Dual-Role Thriller

Retta Thala, which translates to ‘Two-headed,’ is classified as an action thriller that dives into themes of ambition, greed, and mistaken identity. The story revolves around two contrasting characters, both played by Arun Vijay: Kaali, a man from the streets of Pondicherry who is struggling with poverty, and his wealthy lookalike, Malpe Upendra.

The plot thickens when Kaali’s girlfriend, driven by a desire for a better life, tempts him into a perilous scheme to eliminate the affluent Upendra and usurp his identity. What ensues is a dangerous and unpredictable sequence of events as Kaali attempts to navigate a world that is not his own. The film’s runtime clocks in at just under two hours, promising a tight narrative for the at-home viewing experience.

Key Cast and Crew Details

Directed and written by Kris Thirukumaran, the film brings together a notable ensemble of talent from the South Indian film industry.

The Main Team Includes:

• Lead Actor: Arun Vijay (Dual Role)
• Female Leads: Siddhi Idnani and Tanya Ravichandran
• Director & Writer: Kris Thirukumaran
• Music: Sam C. S.
• Cinematography: Tijo Tomy

The film’s theatrical reception saw mixed reviews from both critics and audiences, with some reports indicating a below-average performance at the box office. Nevertheless, the shift to Prime Video is expected to give Retta Thala a second wind, allowing a broader national and global audience to catch Arun Vijay’s intense performance in his double avatar.