Adam Williams (born Adam William Berg, November 26, 1922 – December 4, 2006) was an American film and television actor. A veteran "bad guy" actor of 1950s film and TV, he began his career after distinguished World War II military service as a United States Navy pilot, for which he received the Navy Cross. In 1952, Williams played the lead, a Los Angeles woman killer, in the film Without Warning! In 1953, he was cast as Larry, a car bomber, in The Big Heat. He had a leading role in the 1958 science fiction movie The Space Children. Other notable film roles include the psychiatrist in Fear Strikes Out (1957) and Valerian in North by Northwest (1959).