Director
Fred C. Brannon
DIRECTOR
Stars (in credits order)
Walter Reed
Kent Fowler
Lois Collier
Helen Hall
Gregory Gaye
Mota
James Craven
Bryant
Harry Lauter
Drake
Richard Irving
Ryan
Sandy Sanders
Steve
Michael Carr
Trent
Dale Van Sickel
Watchman [Ch. 1]
Tom Steele
Taylor
George Sherwood
Gate Guard [Ch. 7]
Jimmy O'Gatty
Grady
John De Simone
Curtis [Ch. 8]
Lester Dorr
Crane [Ch. 7, 11]
Dick Cogan
Kirk [Ch. 7]
Barry Brooks
Policeman in Bryant's Lab [Ch. 8](uncredited)
Dick Crockett
Cave Thug #2 [Ch. 5](uncredited)
John Daheim
Boyd, Shipping Clerk [Chs. 4-5](uncredited)
Sol Gorss
Cave Thug #1 [Ch. 5](uncredited)
Paul Gustine
Technician [Ch. 1](uncredited)
Chuck Hamilton
Truck Driver [Ch. 4](uncredited)
Carey Loftin
Truck Loader-Thug [Chs. 7-8](uncredited)
David Sharpe
Guy Teague
Plant Guard [Ch. 6](uncredited)
Ken Terrell
Graves, Mechanic [Ch. 3](uncredited)
Bill Wilkus
Pilot [Chs. 1-2, 10](uncredited)(archiveFootage)