Set designer and art director Marvin Summerfield, 79, died Sept. 13 at St. John’s Hospital in Santa Monica of cancer.He started his career at MGM in 1936, after graduating from USC with a degree in architecture. Summerfield served in the U.S. Signal Corps from 1941-45, heading the art department at its Photographic Center. He returned to MGM after the war and segued into television as art director of “Executive Suite” and later “Medical Center.” At Fox he was art director of “Trapper John, M.D.” Other TV credits include “The Long Hot Summer,”"Please Don’t Eat the Daisies” and “The Courtship of Eddie’s Father.” Film credits include “Honeymoon Hotel” and “Day of the Evil Gun.” Survived by his sister, Mrs. Robert Anderson. No services. Donations in Summerfield’s memory may be made to the Motion Picture & Television Home in Woodland Hills.