Riven

Harold Lloyd

as Sammy Strong - the American Boy

Harry 'Snub' Pollard

as Count Pop-up-skyvitch - the Bolshevik Officer (as Harry Pollard)

Bebe Daniels

as Olga - the Russian Girl

Sammy Brooks

as Short Soldier (uncredited)

Lige Conley

as (uncredited)

Wally Howe

as (uncredited)

Dee Lampton

as (uncredited)

Gus Leonard

as Ivan Whiski Broomsky - the Girl's Father (uncredited)

Marie Mosquini

as (uncredited)

Fred C. Newmeyer

as (uncredited)

James Parrott

as (uncredited)

E.J. Ritter

as (uncredited)

Chase Thorne

as (uncredited)

Noah Young

as Burly Soldier (uncredited)

Hal Roach

Director