The first manned expedition to Mars is invaded by an unknown life form, which stows away on the rescue ship.
Starring:
Marshall Thompson (Carruthers) Shirley Patterson (Ann Anderson) Kim Spalding (Van Heusen) Ann Doran (Mary Royce) Dabbs Greer (Eric Royce) Paul Langton (Calder) Robert Bice (Purdue) Richard Benedict (Bob Finelli) Richard Hervey (Gino) Thom Carney (Kienholz)Director:
Edward L. CahnWriter:
Jerome BixbyChoose the available date.