Owned and managed a group of theatres in Chicago during the 1940s, after graduating from the University of Chicago

Moved to Hollywood in the mid 1950's and became president of Television Personalities

Worked with Colonel Tom Parker as Elvis Presley's licensing agent; also handled merchandising for Wyatt Earp, the Lone Ranger, Lassie and Roy Rogers

Produced "Ding Dong School" (NBC)

Acquired UPA Pictures and changed it's specialty from theatrical shorts to television, producing the syndicated animated series "Mr Magoo", "Dick Tracy" and "Gerald McBoing Boing"

Headed Glen Films, Screen Entertainment Company, Benedict Pictures Corporation and H.G. Saperstein & Associates in addition to UPA and Television Personalities

Began 25-year association with Toho Films of Japan; obtained licence to Godzilla and distributed a number of the films in the USA

Produced the Warner Bros animated feature "Gay Purr-ee"

Executive produced the concert film "The T.A.M.I. Show", featuring performances by Marvin Gaye and The Rolling Stones.

Produced the animated NBC series "The Famous Adventures of Mr Magoo"

Through association with Toho Films, served as executive producer of Woody Allen's "What's Up Tiger Lily?"

Was executive producer of concert film "The Big T.N.T. Show", featuring performances by The Byrds and Tina Turner

Produced John Boorman's "Hell in the Pacific", starring Lee Marvin and Toshiro Mifune

Executive produced the live-action film adaptation of the popular cartoon series "Mr. Magoo"

Served as a consultant on Sony Pictures production of "Godzilla"