Robert Maxwell Joffe (January 31, 1908 – February 3, 1971) was an American radio and television producer, screenwriter, and entertainment executive. He was one of the producers (and a writer and director) of The Adventures of Superman radio show and a producer of several TV series, including the early episodes of both Adventures of Superman (1951–1954) and Lassie (1954–1957; executive producer 1957-1958). Maxwell acquired the rights to Lassie in 1953 for $2,000 and sold the popular television program starring the collie to Jack Wrather in 1956 for a reported $3.5 million.