Graduated from Stanford Law School and practiced law until 1968 when he
became president of Filmways that year.
Left Filmways in 1972 and founded the Film Financing Group in
1975.
Teamed with writer/producer Eric Bercovici to form Bercovici/St. Johns
Productions in the early 1980s, he later founded SBS Broadcasting in
1990 and served as its president until his retirement in 1994.