Merlin awakens from his hibernation within a mountain when a prophecy is suddenly fulfilled: Jesterpus - a supernatural clown, previously defeated by Merlin and King Arthur - is released from his banishment on Mars, from where he was imprisoned 1400 years earlier.

Dean Jones
as Merlin

Trey Paterson
as Jesterpus

Dan Fowlks
as Prison Inmate #1

Charlie Stover
as Charlie

Hannah Cass
as Mother

Dan Bringhurst
as Agent Lincoln

Sheldon Demke
as Agent Fragney

Tyson Chanticleer
as The Judge