Amazon Prime Video’s upcoming psychological thriller 56 Days is bringing together a powerhouse ensemble led by former Disney Channel star Dove Cameron and Twisted alum Avan Jogia. Premiering February 18, 2026, this eight-episode erotic mystery promises to deliver obsessive romance, shocking violence, and career-defining performances from its talented cast.

56 Days: Cast Breakdown

Actor	Character	Known For
Dove Cameron	Ciara Wyse	Descendants, Liv and Maddie
Avan Jogia	Oliver Kennedy	Victorious, Twisted
Karla Souza	Detective Mariana	How to Get Away with Murder
Dorian Missick	Karl Connolly	Luke Cage, Manchurian Candidate
Jesse James Keitel	Alison Meadows	Big Sky, Queer as Folk
Megan Peta Hill	Supporting Role	Home and Away

Dove Cameron as Ciara Wyse: A Bold Transformation

Cameron takes on her most mature role yet as Ciara Wyse, one half of the doomed romance at the series’ core. The actress revealed she initially felt hesitant about filming intimate scenes due to her Disney Channel background, but ultimately embraced the challenge to showcase her range as a dramatic actress. This marks a deliberate departure from her family-friendly image into complex, adult storytelling.

Avan Jogia as Oliver Kennedy: Returning to Dark Territory

Jogia, who captivated audiences in ABC Family’s Twisted over a decade ago, returns to psychological thriller territory as Oliver Kennedy. The actor has compared 56 Days to his breakout role, noting both explore morally ambiguous characters caught in dangerous circumstances. His chemistry with Cameron drives the series’ central mystery: did their whirlwind romance end in murder?

Supporting Cast: Veteran Talent

Karla Souza brings her How to Get Away with Murder intensity as Detective Mariana, investigating the savage murder that occurs 56 days after Oliver and Ciara’s supermarket meet-cute. Dorian Missick, familiar to Marvel fans from Luke Cage, portrays Karl Connolly with the gravitas he’s demonstrated across two decades of television work.

Jesse James Keitel adds depth as Alison Meadows, while Megan Peta Hill rounds out the ensemble with her Australian television experience.

The Creative Powerhouse Behind the Scenes

Executive producer James Wan (The Conjuring, Saw) lends his horror expertise to this adaptation of Catherine Ryan Howard’s bestselling novel. Writers Lisa Zwerling and Karyn Usher developed the eight-episode series, while composer Nathan Barr (The Americans) crafted the suspenseful score that heightens the show’s tension.

The production filmed in Montreal during summer 2024, with all episodes dropping simultaneously on February 18, 2026—perfect for binge-watching this dark, addictive mystery.

For more streaming thriller recommendations and cast breakdowns, explore our Prime Video coverage and TV series guides.

Frequently Asked Questions

Is 56 Days based on a true story or novel?

The series adapts Catherine Ryan Howard’s psychological thriller novel of the same name, bringing the fictional mystery to life with James Wan executive producing for Amazon Prime Video.

Will all episodes of 56 Days release at once?

Yes, all eight episodes premiere simultaneously on February 18, 2026, on Amazon Prime Video, allowing viewers to binge the complete mystery in one sitting.