On the Threshold of Space

Walter Coy as Lt. Col. Dick Masters Ken Clark as Sgt. Ike Forbes Virginia Leith as Pat Lange Guy Madison as Capt. Jim Hollenbeck Dean Jagger as Dr. Hugo Thornton John Hodiak as Maj. Ward Thomas Martin Milner as Lt. Mort Glenn Warren Stevens as Capt. Mike Bentley King Calder as Lee Welch

Barbara McLean Associate Producer