His Prehistoric Past (1914) Keystone Studios - Charlie Chaplin

Released in December 7, 1914.
CAST
Charlie Chaplin as Weak-Chin
Mack Swain as King Lowbrow
Fritz Schade as Ku-Ku, Medicine Man
Cecile Arnold as Cavewoman
Al St. John as Caveman
Frank D. Williams as Caveman
Vivian Edwards as Cavewoman
Sydney Chaplin as Policeman
Helen Carruthers as Cavewoman
May Wallace as The Queen
Gene Marsh as Sum-Babee, Lowbrow's Favorite Water Maiden
Syd Chaplin as Cop in Park
PRODUCTION / CREW
Directed, Written and Edited by Charlie Chaplin
Produced by Mack Sennett
Cinematography by Frank D. Williams
Filmed in Tom Ince's Ranch "Inceville", Santa Ynez Canyon, California. Probably also at Malibu Beach, California.

[@youtubeschoolworld]

golden prehistoric past

[@svsugvcarter]

Sydney Chaplin, Charlie’s half-brother, is the cop that wakes him up at the end… it would be Charlie’s last film for Keystone.

[@jasonnstegall]

I wonder if the premise/title of this final Keystone comedy (as well as having Sydney be the cop who wakes up Charlie at the end) were intended to be symbolic…