Cast
Byron Foulger
Allen Roberts
Lee Shumway
Police Sergeant (uncredited)
Marc Lawrence
Steve Harmon
Charles Cahill Wilson
Chase
Iris Meredith
Nita Van Sloan
Richard Fiske
Jackson
John Tyrrell
Henchman Grafton
Kenne Duncan
Ram Singh
Forbes Murray
Police Commissioner Stanley Kirk
Paul Whitney
Gray
Donald Douglas
Jenkins
Warren Hull
The Spider / Richard Wentworth / Blinky McQuade
Ann Doran
Mason's Secretary