A team of American astronauts leave their space station on the first mission to Mars, but the captain's religious beliefs may get in the way.

Top Cast

Walter BrookeGen. Samuel T. Merritt

Eric FlemingCapt. Barney Merritt

Mickey ShaughnessySgt. Mahoney

Phil FosterJackie Siegle

William RedfieldRoy Cooper

William HopperDr. George Fenton

Benson FongImoto

Ross MartinAndre Fodor