Noel Madison

Dominic

Dennis Moore

Secret Service Agent Evans

Charles D. Brown

George D. Waldron

William Edmunds

Samuel 'The Dutchman' Welker

John Wray

Bowers the Printer

Wade Boteler

Police Sergeant (uncredited)

Egon Brecher

Samuels the Druggist (uncredited)

Frank Orth

Tobacconist (uncredited)

Emmett Vogan

Lab Technician Welsh (uncredited)