Buster Keaton

Ronald, The Boy

Anne Cornwall

Mary Haynes, The Girl

Flora Bramley

Mary's friend

Harold Goodwin

Jeff Brown, A rival

Snitz Edwards

The Dean

Carl Harbaugh

Crew Coach

Florence Turner

A Mother

Lee Barnes

USC Athlete (uncredited)

Charley Borah

USC Athlete (uncredited)

Leighton Dye

USC Athlete (uncredited)