I Know What You Did Last Christmas - Cast

I Know What You Did Last Christmas (2025)
71 min | Horror

Primary photo for I Know What You Did Last Christmas

I Know What You Did Last Christmas (2025)

71 min | Horror

Former friends at a remote Christmas reunion face deadly consequences when a hunter targets them over their shared secret: a holiday prank that killed a woman last year.

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10 cast members

Name	Known for
Lauren Staerck Cassie Cassie See fewer	Ayran Papers (2026)
Shayli Reagan Amber Amber See fewer	City of Masks
Connor Horrigan Nico Nico See fewer	Cage Rage (2026)
Helen Elizabeth Baird Jules (as Helen Baird) Jules (as Helen Baird) See fewer	Beta Omega (2024)
Alfie Manser Sam Sam See fewer	How to Have Sex (2023)
Julia Quayle Lila Lila See fewer	Pigman (2024)
Dan Robins Trey Trey See fewer	Burned Edges
Ashley Bedford Dax Dax See fewer	Bringing Back Golden Eye (2021)
Katrina Todd Erin Erin See fewer	Trust (2020)
Leona Clarke Millie Millie See fewer	Faith (2022)