Agent Dick Grant, alias Richard Hood

Helen Sherwood

David Sherwood

Agent Gabby Lambert

Gangster Sam "Red" Hammond

Monk Gleason, gang boss

Ella Ferris

Andrew Webster, banker

Lanky Gangster (script name: Steve)

Butch, beefy gangster
Louie, beefier and dull-witted gangster

Area Agent Drew

Becky Ferris

Chief Agent Crawford

Agent Jones

Major Newcomb, publisher

Miss Simpson, gang "nurse"

Cowardly Gangster in Getaway Launch

Kansas City Police Commissioner

Talkative Reporter

Wiseguy Reporter
Quiet Reporter

Agent Adams
Agent Joe

Old-Timer on Bench

Post Office Goofball
Kansas City Police Chief

Groom

Usher at Wedding

FBI Agent

FBI Agent

Jim, the Fingerprint Man

Dorothy Lambert

Miss Lucy Withers

Miss Alice Withers

Mr. Youngblood (uncredited)
Mr. Hines