Tim Matheson (born Timothy Lewis Matthieson; December 31, 1947) is an American actor, director and producer. He is perhaps best known for his portrayal of the smooth-talking Eric 'Otter' Stratton in the 1978 comedy Animal House and has had a variety of other well-known roles, including providing the voice of the lead character in the cartoon TV program Jonny Quest...(Wikipedia)

Credits include: The Flintstones, Jetsons: The Movie, Scooby Doo, Where Are You!, The Smurfs and The Jetsons

Credits include: The Sword in the Stone, The Gumby Show, The Fantastic Four, Space Ghost and The Last of the Curlews

Credits include: Scooby's All-Star Laff-A-Lympics, Laugh-In, Mel Blanc: The Man of a Thousand Voices, Swat Kats: The Radical Squadron and Space Ghost

Credits include: Jonny Quest, The Fantastic Four, Space Ghost, Destination Inner Space and The Herculoids

Credits include: Paul Williams Still Alive, Space Ghost, Cancel My Reservation, Looking for Love and The Tonight Show Starring Johnny Carson