John MacDonald

as Cyclops

as ATV Driver

as Arkham Guard Stewart (uncredited)

as Helpful Motorist

as Zach Hartley

as Commando

as Car Salesman

as Tennis Player

as Jenkens

as Martian's Trainer

as Martian Marine

as Burly Guard

as Peter

as Joey's Driver

as Johnny

as Male Husk

as Guard

as Gary Pohl