June Carlson
— Helen Martin
John Daheim
— Sgt. "Gimpy" Edwards
Pat Michaels
— Bob Martin
Steve Clark
— Pop Martin
Ashley Cowan
— Pvt. "Feets"
Slim Gaut
— "Fatso", the Cook
Paul Bradley
— Thatcher
Dale Van Sickel
— Pvt. Tony
Tom Steele
— Cpl. "Smitty" Smith
Sol Gorss
— "Brooklyn" Adams
Richard Fitch
— Pvt. "Jug"
Fred Kennedy
— Hollister
Frank McCarroll
— Butch, Oil-Tank Worker
Victor Metzetti
— Morris, Worker Foreman
Hank Bell
— Hank, Ranch Foreman
Fred Graham
— Oil Worker Throwing Rag (uncredited)
Si Jenks
— Telegrapher (uncredited)
Harvey Parry
— Flipping Oil Worker (uncredited)