We don't have a biography for Dr. Isaac Frost yet. Hang in there, or go ahead and contribute one.
Appearances
Beyond
Guest cast, played by Martin Donovan
- Episode 1x06: Celeste (Jan 2, 2017)
- Episode 1x09: Out of Darkness (Jan 2, 2017)
- Episode 1x10: Into the Light (Jan 2, 2017)
- Episode 2x09: F.G.B. (Mar 15, 2018)
- Episode 2x10: There's No Home for You Here (Mar 22, 2018)