Harold Lloyd
— Sammy Strong - the American Boy
Harry 'Snub' Pollard
— Count Pop-up-skyvitch - the Bolshevik Officer (as Harry Pollard)
Bebe Daniels
— Olga - the Russian Girl
Sammy Brooks
— Short Soldier (uncredited)
Lige Conley
— (uncredited)
Wally Howe
— (uncredited)
Dee Lampton
— (uncredited)
Gus Leonard
— Ivan Whiski Broomsky - the Girl's Father (uncredited)
Marie Mosquini
— (uncredited)
Fred C. Newmeyer
— (uncredited)
James Parrott
— (uncredited)
E.J. Ritter
— (uncredited)
Chase Thorne
— (uncredited)
Noah Young
— Burly Soldier (uncredited)