William "Bill" Bixby III (January 22, 1934 - November 21, 1993) was an American film and television actor, director, and frequent game show panelist. He was notable for television roles including Tim O'Hara in My Favorite Martian and Dr. David Banner in The Incredible Hulk. His only Disney role was Russell Donovan in the 1975 Disney film The Apple Dumpling Gang.