From Wikipedia, the free encyclopedia William Severn (Los Angeles, 17 January 1938 – Ventura County, 26 March 1983) was an American child screen actor. He was born William Churchill Roosevelt Severn, the son of Dr. Clifford Brill Severn (1890-1981) and his South African wife Rachel Malherbe (1897-1984). His parents had emigrated from South Africa to Los Angeles before he was born. He had seven siblings who were all child actors: Venetia Severn,