Adam Campbell

Starring on CBS' Harper's Island — which now airs Saturdays at 9 pm/ET — is a death sentence waiting to happen. The closed-end, 13-week mystery series takes place on an island where guests of an impending wedding are being killed off one by one. Adam Campbell, who plays Cal Vandeusen, spoke to TVGuide.com about what it's like to work on a show where your fate isn't sealed, what we can expect from upcoming episodes, and why none of the wedding guests have yet to notice their friends are disappearing.

TVGuide.com: You have a pretty comedic past. How did you end up on a mystery series?
Adam Campbell: When I first read it, the role was written quite...