"So Who's Watching the Bird Watchers?" is an episode from The All-New Popeye Hour's "Prehistoric Popeye" segment for Hanna-Barbera Productions in association with King Features Syndicate. It first aired on September 12, 1981. The producer was Art Scott and it was directed by George Gordon, Carl Urbano and Rudy Zamora. Caveman Popeye was voiced by Jack Mercer, Cavewoman Olive was voiced by Marilyn Schreffler and Caveman Bluto was voiced by Allan Melvin.