Warren Hull
The Spider / Richard Wentworth / Blinky McQuade
Mary Ainslee
Nita Van Sloan
Dave O'Brien
Jackson, Wentworth's Aide
Joseph W. Girard
Police Commissioner Kirk
Kenne Duncan
Ram Singh, Wentworth's Hindu Chauffeur
Corbet Morris
McLeod
Bryant Washburn
Westfall
Anthony Warde
Henchman Trigger
Harry Harvey
Stephen
Arthur Belasco
Butler
Stanley Blystone
Policeman
Lane Chandler
Police Lab Fingerprint Man
Stephen Chase
Jenkins, Wentworth's Butler
George Chesebro
Henchman
Steve Clark
Henchman Meeker
Ruth Findlay
Secretary
Jack Gardner
Poppy - the Bartender
Chuck Hamilton
Henchman Gunther
Tom London
Detective
George Magrill
Henchman
Joe McGuinn
Henchman
Irving Mitchell
Holden
Jack Mulhall
Detective Farrell
Frank O'Connor
Detective
Jack O'Shea
Armored Car Driver
Jack Perrin
Armored Car Driver
Lee Phelps
Police Officer Mulligan
Jack Roper
Detective
Cy Schindell
Henchman Brown
Charles Sullivan
Henchman Haney
Forrest Taylor
Voice of The Gargoyle
Ken Terrell
Henchman
Michael Vallon
Henchman
Dale Van Sickel
Henchman Cahill
Charles Miller
Mr. Van Sloan