Fred MacMurray

Agent Dick Grant, alias Richard Hood

Madge Evans

Helen Sherwood

David Holt

David Sherwood

Lynne Overman

Agent Gabby Lambert

John Wray

Gangster Sam "Red" Hammond

Leslie Fenton

Monk Gleason, gang boss

Elizabeth Patterson

Ella Ferris

Grant Mitchell

Andrew Webster, banker

Harry Tyler

Lanky Gangster (script name: Steve)

George Lloyd

Louie, beefier and dull-witted gangster

Arthur Aylesworth

Area Agent Drew

Helen Shipman

Becky Ferris

Herbert Rawlinson

Chief Agent Crawford

Dean Jagger

Agent Jones

J. C. Nugent

Major Newcomb, publisher

Hilda Vaughn

Miss Simpson, gang "nurse"

Paul Fix

Cowardly Gangster in Getaway Launch

Frank Sheridan

Kansas City Police Commissioner

Phil Tead

Talkative Reporter

Jack Mulhall

Quiet Reporter

Frank Shannon

Agent Joe

Irving Bacon

Old-Timer on Bench

Ben Taggart

Kansas City Police Chief

Creighton Hale

Groom

Oliver Eckhardt

Usher at Wedding

Buddy Roosevelt

FBI Agent

Ivan Miller

FBI Agent

Stanley Andrews

Jim, the Fingerprint Man

Helen Brown

Dorothy Lambert

Ricca Allen

Miss Lucy Withers

Caroline Rankin

Miss Alice Withers