PEG O MY HEART (Metro Studios, 1922), directed by King Vidor, under the supervision of J. Hartley Manners, introduces the legendary theatrical actress Laurette Taylor (1884-1946) to the screen reprising the role she made famous as a poor Irish farm girl who inherits a fortune but would rather have happiness instead. While a bit too old for the character supposedly in her late teens or early twenties, Laurette was tailor made for it.

A government agent is returning from France with secret blueprints that were stolen from his government. On the train ride home, thieves break into his compartment and murder him.

Diamond thieves have infiltrated the staff of O'Day Jewelry. The Los Angeles Police Dept. employs their newest weapon, an airplane, to help smash the diamond theft ring.