"Investigators set out to capture a gang of thieves transporting stolen cash through the U.S. mail."
Lee Tracy
as Tom Mallory
Gloria Stuart
as Doris Martin
Ann Shepherd
as Jane Turner
John McGuire
as Jerry Turner
Frank M. Thomas
as Banks
Paul Guilfoyle
as Phil Crowley
Irene Franklin
as Ruby Winston
Patricia Wilder
as Babe
Barbara Pepper
as Marge Sanders
Willard Robertson
as Walter Davies
Alexander Cross
as Eddie Parsons (uncredited)
Jay Eaton
as Extra in Elevator (uncredited)
Dick Elliott
as Arizona Sheepman (uncredited)
Dot Farley
as Landlady (uncredited)
Paul Fix
as Crowley's Henchman (uncredited)
Bess Flowers
as Postal Clerk (uncredited)
Duke Green
as Henchman (uncredited)
Jane Hamilton
as Davies' Secretary (uncredited)
Selmer Jackson
as Ferris - Postal Inspector (uncredited)
Thomas E. Jackson
as Lansing - Postal Chief (uncredited)
Lew Kelly
as Mike - Plainclothesman (uncredited)
Lee Kohlmar
as John Taylor (uncredited)
Paul Kruger
Mike Lally
as Parsons' Driver (uncredited)
George Lloyd
as Henchman Dutch Emory (uncredited)
Arthur Loft
as Henchman Glen (uncredited)
George Magrill
Bert Moorhouse
as Agent with Window Shade (uncredited)
Margaret Morris
as Girl (uncredited)
Philip Morris
as Agent Stevens (uncredited)
Pat O'Malley
as Joe - Lansing's Assistant (uncredited)
Dave Pepper
as Detective (uncredited)
Aileen Pringle
as Norris' Secretary (uncredited)
John Shelton
as Bellhop Getting Stamps (uncredited)
Bryant Washburn
as Magee (uncredited)
Pierre Watkin
as Andrew Norris (uncredited)
Frank Yaconelli
as Spumoni - Dog Catcher (uncredited)
Edward Killy
Director
Ted Cheesman
Editor
Sidney Ullman
Assistant Art Director
John E. Tribby
Sound Recordist
Cliff Reid
Associate Producer
Van Nest Polglase
Art Direction
Robert De Grasse
Director of Photography
John Twist
Story
Screenplay
Edmund L. Hartmann
