Warren Hull

as The Spider / Richard Wentworth / Blinky McQuade

Mary Ainslee

as Nita Van Sloan

Dave O'Brien

as Jackson, Wentworth's Aide

Joseph W. Girard

as Police Commissioner Kirk

Kenne Duncan

as Ram Singh, Wentworth's Hindu Chauffeur

Corbet Morris

as McLeod

Bryant Washburn

as Westfall

Anthony Warde

as Henchman Trigger

Harry Harvey

as Stephen

Arthur Belasco

as Butler

Stanley Blystone

as Policeman

Lane Chandler

as Police Lab Fingerprint Man

Stephen Chase

as Jenkins, Wentworth's Butler

George Chesebro

as Henchman

Steve Clark

as Henchman Meeker

Ruth Findlay

as Secretary

Jack Gardner

as Poppy - the Bartender

Chuck Hamilton

as Henchman Gunther

Tom London

as Detective

George Magrill

as Henchman

Joe McGuinn

as Henchman

Irving Mitchell

as Holden

Jack Mulhall

as Detective Farrell

Frank O'Connor

as Detective

Jack O'Shea

as Armored Car Driver

Jack Perrin

as Armored Car Driver

Lee Phelps

as Police Officer Mulligan

Jack Roper

as Detective

Cy Schindell

as Henchman Brown

Charles Sullivan

as Henchman Haney

Forrest Taylor

as Voice of The Gargoyle

Ken Terrell

as Henchman

Michael Vallon

as Henchman

Dale Van Sickel

as Henchman Cahill

Charles Miller

as Mr. Van Sloan