Leo McKern he played in "Rumpole of the Bailey". He also portrayed Carl Bugenhagen in the first and of "The Omen" series. McKern was born in Sydney, New South Wales, the son of Vera (née Martin) and Norman Walton McKern. He attended Sydney Technical High School. After an accident at the age of 15, he lost his left eye. He first worked as an engineering apprentice, then as an artist, followed by service as a sapper with the Australian Army's Royal Australian Engineers during World War II. In 1944, in Sydney, he performed in his first stage role. Having fallen in love
Leo McKern and Disson in Harold Pinter's "Tea Party". He appeared at the Royal Exchange, Manchester in "Uncle Vanya" in 1977 and in "Crime and Punishment" in 1978. McKern's film debut was in "Murder in the Cathedral" (1952). His other more notable film appearances included the science-fiction classics "X the Unknown" (1956), "The Day the Earth Caught Fire" (1961), the World War I drama "King and Country" (1964), "Help!" (1965), the Academy Award-winning adaptation of "A Man for All Seasons" (1966), "The Shoes of the Fisherman" (1968), "Ryan's Daughter" (1970), "Massacre in Rome" (1973), "The Adventure of Sherlock Holmes' Smarter Brother" (1975),