Horace Debussy 'Sach' Jones
Huntz Hall
Stanislaus 'Duke' Coveleskie
Stanley Clements
Babs DeWitt
Patricia Donahue
Inspector Herbert Saunders
Paul Cavanagh
Mrs. Smythe-Chumley
Norma Varden
Chuck
David Gorcey
Don Clarke
Leonard Penn
Blinkie
Eddie LeRoy
Director
William Beaudine
Screenplay
Al Martin
Writer
Elwood Ullman
Story
Wardrobe Designer
Sid Mintz