Original title: The Alpha incident
Directed by Bill Rebane
Written by Ingrid Neumayer
Cast:
Ralph Meeker ... Charlie
Stafford Morgan ... Dr. Sorensen
John F. Goff ... Jack Tiller (as John Goff)
Carol Irene Newell ... Jenny
George 'Buck' Flower ... Hank (also as Buck Flower)
Paul Bentzen ... Dr. Farrell
John Alderman ... Dr. Rogers
Ray Szmanda ... The Official
Lawrence Ripp ... The Guard (as Sir Lawrence Ripp)
Harry Youstos ... Alvin (as Harry Youstes)