Richard Heffer
Captain Conover (4 eps)
Rock Hudson
Col. John Wilder (3 eps)
Darren McGavin
Sam Parkhill (3 eps)
Roddy McDowall
Father Stone (3 eps)
Joyce Van Patten
Elma Parkhill (3 eps)
Gayle Hunnicutt
Ruth Wilder (3 eps)
Phil Brown
Narrator (3 eps)
Peter Marinker
McClure (3 eps)
Richard Oldfield
Captain Nathaniel York (3 eps)
Maggie Wright
Ylla (3 eps)
Burnell Tucker
Bill Wilder (3 eps)
Derek Lamden
Sandship Martian (3 eps)
Anthony Pullen Shaw
Edward Black (3 eps)
Alison Elliott
Lavinia Spaulding (3 eps)
John Cassady
Briggs (3 eps)
Bernie Casey
Maj. Jeff Spender (1 eps)
Maria Schell
Anna Lustig (1 eps)
Robert Beatty
Gen. Halstead (1 eps)
Bernadette Peters
Genevieve Seltzer (1 eps)
Jon Finch
Christ (1 eps)
Christopher Connelly
Ben Driscoll (1 eps)
Fritz Weaver
Father Peregrine (1 eps)
Nicholas Hammond
Commander Arthur Black (1 eps)
Nyree Dawn Porter
Alice Hathaway (1 eps)
Michael Anderson Jr.
David Lustig (1 eps)
Terence Longdon
Wise Martian (1 eps)
Wolfgang Reichmann
Lafe Lustig (1 eps)
James Faulkner
Mr. K (1 eps)
Vadim Glowna
Sam Hinston (1 eps)