Jackie Coogan
— Henry Peck
Wheeler Oakman
— Dr. Jack Martin - the Man in the Case
Doris May
— Letty Peck - Henry's Sister
Raymond Hatton
— The Village Grocer
James Corrigan
— George W. Peck - Henry's Pa
Lillian Leighton
— Mrs. George W. Peck - Henry's Ma
Charles Hatton
— Buddy - Henry's Pal
K.T. Stevens
— Henry's Sweetheart
Dean Riesner
Robert Brower
— The Minister