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