Frederick Leonard Clark[citation needed] (March 19, 1914 – December 5, 1968) was an American movie and television character actor, often playing in authoritative roles.

[1] Among his movies were Ride the Pink Horse (1947), Mr. Peabody and the Mermaid (1948), Flamingo Road (1949), White Heat (1949), Sunset Boulevard (1950), A Place in the Sun (1951), How to Marry a Millionaire (1953), The Court-Martial of Billy Mitchell (1955), How to Be Very, Very Popular (1955), Daddy Long Legs (1955), Auntie Mame (1958), and Visit to a Small Planet (1960).

In 1962, he and Bea Benaderet, another Burns and Allen veteran, played Mr. and Mrs. Springer in the episode "Continental Dinner," the series finale of the CBS situation comedy Pete and Gladys, featuring Harry Morgan and Cara Williams.

Clark had a regular but short-lived role in the 1966 ABC sitcom The Double Life of Henry Phyfe as the "Central Intelligence Service" boss of a hapless conscripted spy played by comedian Red Buttons.

[2] Clark was married to actress Benay Venuta from 1952–1962, then model Gloria Glaser from 1966 until his death from complications of liver disease in Santa Monica, California.