On screen
Cast
23 credited performers
Lance Guest
Alex Rogan
Robert Preston
Centauri
Artwork unavailable
Chris Hebert
Louis Rogan
Kay E. Kuter
Enduran
Artwork unavailable
Dan Mason
Lord Kril
Dan O'Herlihy
Grig
Catherine Mary Stewart
Maggie Gordon
Barbara Bosson
Jane Rogan
Norman Snow
Xur
Artwork unavailable
John O'Leary
Rylan Bursar
George McDaniel
Kodan Officer
Artwork unavailable
Charlene Nelson
Rylan Technician
Artwork unavailable
John Maio
Friendly Alien
Artwork unavailable
Robert Starr
Underling
Artwork unavailable
Al Berry
Rylan Spy
Wil Wheaton
Louis' Friend
Marc Alaimo
Hitchhiker
Vernon Washington
Otis
Bunny Summers
Mrs. Boone
Peggy Pope
Elvira
Peter Nelson
Jack Blake
Suzanne Snyder
Cheerleader
Meg Wyllie
Granny Gordon