The Caveman

The Caveman, also styled as The Cave Man, is a 1926 silent film comedy produced and distributed by Warner Bros.. Lewis Milestone directed the Darryl Zanuck scripted story taken from the play The Cave Man by Gelett Burgess. Matt Moore, Marie Prevost, Hedda Hopper star. A small role is played by a young Myrna Loy, just starting out in her long career. This picture survives in the Library of Congress with a reel missing.

Source: Wikipedia