His Prehistoric Past

Charlie Chaplin

Weakchin

Mack Swain

King Lowbrow

Gene Marsh

Sum-Babee

Fritz Schade

Ku-Ku aka Cleo

Cecile Arnold

Cavewoman

Al St. John

Caveman

May Wallace

The Queen

Ted Edwards

Caveman (uncredited)

Vivian Edwards

Cavewoman (uncredited)

Charles Lakin

Caveman (uncredited)