Janet Waldo
voices Judy Jetson
Penny Singleton
voices Jane Jetson
George O'Hanlon
voices George Jetson
Mel Blanc
voices Cosmo C Spacely
Jean Vander Pyl
voices Rosie
Daws Butler
voices Henry Orbit
Daws Butler
voices Cogswell
Don Messick
voices Astro
Don Messick
voices Uniblab
Frank Welker
voices Orbity