Junior G-Men

Billy Halop

as Billy Barton

Huntz Hall

as Gyp

Gabriel Dell

as Terry

Bernard Punsly

as Lug

Ken Lundy

as Buck

Kenneth Howell

as Harry Trent

Roger Daniel

as Midge

Phillip Terry

as Jim Bradford

Russell Hicks

as Col. Barton

Cy Kendall

as Brand

Ben Taggart

as Severn

Victor Zimmerman

as Henchman Corey

Edgar Edwards

as Henchman Evans

Gene Rizzi

as Henchman Foster

Florence Halop

as Mary

Donald Curtis

as Henchman Akin (uncredited)

Al Hill

as Henchman Burke (uncredited)

Ralph Peters

as Henchman Greeley (uncredited)

Harris Berger

as Sailor (uncredited)

Hal E. Chester

as Murph (uncredited)

Edward Fielding

as Professor Farraday (uncredited)

George Eldredge

as Draftsman Lynch (uncredited)

Bill Cartledge

as Junior G-Man (uncredited)

Julie Duncan

as Crawford's Secretary (uncredited)

Jean Brooks

as Waitress (uncredited)

Lane Chandler

as Second Cop at Building Collapse (uncredited)

Jack Cheatham

as First Cop at Building Collapse (uncredited)

William Desmond

as Irish Cop (uncredited)

Jim Farley

as Accusing Pedestrian (uncredited)

William Hall

as FBI Agent Watson (uncredited)

Kenneth Harlan

as Dyer, Factory Gate Guard (uncredited)

Lew Harvey

as Woods - Farraday's Pilot (uncredited)

Ethan Laidlaw

as Watchman (uncredited)

Tom London

as Kearney - Riot Squad Cop (uncredited)

Pierce Lyden

as Henchman (uncredited)

Charles McAvoy

as Policeman (uncredited)

Charles McMurphy

as Police Officer Foley (uncredited)

Bert Moorhouse

as Elevator Operator (uncredited)

Eddie Parker

as Truck Driver (uncredited)

Jack Roper

as Slugger - the Pug (uncredited)

Dick Rush

as Policeman Mike (uncredited)

David Sharpe

as Henchman on Stairs (uncredited)

Tom Steele

as Bakery Truck Driver / Police Driver (uncredited)

Ray Turner

as Chauffeur (uncredited)