Dennis O'Keefe

Dennis O'Brien / Vannie Harrigan

Alfred Ryder

Tony Genaro / Tony Galvani

Wallace Ford

The Schemer

June Lockhart

Mary Genaro

Charles McGraw

Moxie

Jane Randolph

Diana Simpson

Herbert Heyes

Chief Carson

Jack Overman

Brownie

John Wengraf

'Shiv' Triano

Jim Bannon

Agent Lindsay

John Newland

Jackson Lee

Trevor Bardette

Rudy (uncredited)

Al Bridge

Agent in Phone Booth (uncredited)

Curt Conway

Shorty - Informant (uncredited)

Russ Conway

Code Expert (uncredited)

Victor Cutler

Agent Nesbit - aka Snapbrim (uncredited)

Frank Ferguson

Secret Service Man at Farmer's Market (uncredited)