Streaming availability in United States
Where to Watch Mystery Island: Winner Takes All (2025)
Double Trouble In Paradise
Mystery Island hosts contest winners vying to solve a fake murder for a grand prize, but the event goes awry when an employee is murdered, and secrets are uncovered.
MysteryTV Movie 84 min 5.7/10 from 14 votes
Where to Watch
Stream with subscription
Philo 
Hallmark+ Amazon Channel 
Hallmark+ Apple TV Channel 
Hallmark TV Amazon Channel Cast
- Elizabeth Henstridge as Dr. Emilia Priestly
- Charlie Weber as Jason Trent
- Kezia Burrows as Baroness Jane Alcott
- Kristin Booth as Cassandra Cornwall
- Henry Twohy as Fredricks