Maj. Charles White Whittlesey (as Rick Schroder)
Capt. George McMurtry
Sgt. Gaedeke
Lt. Leak
Capt. Nelson Holderman - Co. K, 307th
Pvt. Phillip Cepeglia
Pvt. Jacob Rosen
Pvt. Lipasti - Runner
Pvt. Bob Yoder - Sharpshooter
Pvt. Abraham Krotoshinsky
Col. Johnson
Pvt. Omer Richards - Carrier Pigeons
Pvt. Nat Henchman
Pvt. Lowell R. Hollingshead
Gen. von Sybel
Maj. Henrich Prinz
Gen. Robert Alexander
Pvt. Stanley Chinn
Pvt. Isidore Swersky
Lt. Schenck
Pvt. Ferguson
Gen. DeCoppet
Lt. Harold Goettler
Maj. Wanvig
Blind Soldier in Line (uncredited)
German soldier (uncredited)
The Unknown Soldier (uncredited)