The seagulls’ voices are provided by Alan Oppenheimer, Tim Conway, Harry Shearer, David L. Lander, Tress MacNeille, Billy West, Joe Alaskey, Rob Paulsen, Eddie Deezen, Nancy Cartwright, Dan Castellaneta, Maurice LaMarche, Lauren Tom, Richard Steven Horvitz, Phil LaMarr, David Herman, John DiMaggio, Cree Summer, April Stewart, Nolan North, Danica McKellar, Fred Savage, and Eric Bauza.