When G-Men Step In

Don Terry

Frederick 'Fred' Garth

Julie Bishop

Marjory Drake (as Jacqueline Wells)

Robert Paige

G-Man Bruce Garth

Gene Morgan

G-Man Theodore Neale

Paul Fix

Clip Phillips, Fred's Henchman

Stanley Andrews

Preston

Edward Earle

Morton

Horace McMahon

Jennings

Huey White

Henchman Turk

Charles C. Coleman

Réalisation

Arthur T. Horman

Histoire, Scénario

Robert C. Bennett

Histoire