Casey Kasem
Shaggy Rogers (voice)
Don Messick
Scooby-Doo (voice)
Frank Welker
Fred Jones (voice)
Heather North
Daphne Blake (voice)
Patricia Stevens
Velma Dinkley (voice)
Ginny McSwain
Kerry / Girl Fan / Executive Secretary (voice)
Marilyn Schreffler
Cherie / Sis / Receptionist (voice)
Joan Gerber
Lavonne / Second Woman / Waitress (voice)
Rip Taylor
C.J. (voice)
Michael Bell
Jesse Rotten / V.P. Jackie Carlson (voice)
Stan Jones
Director / First V.P. / Terrier (voice)
Pat Fraley
Brother / Guard / Announcer (voice)
Edie Lehmann Boddicker
Singer (voice)
Paul DeKorte
Singer (voice)
Michael Redman
Singer (voice)
Debbie Hall
Singer (voice)
Robert Tebow
Singer (voice)
Ray Patterson
Director
William Hanna
Executive Producer
Hoyt Curtin
Original Music Composer
Dick Robbins
Writer
Joseph Barbera
Executive Producer
Don Jurwich
Producer
Duane Poole
Writer
Jerry Wittington
Camera Operator
Bill Keil
Animation Director
Jay Sarbry
Animation Director
Frank Andrina
Animation
Colin Baker
Animation
Bob Bemiller
Animation
Oliver Callahan
Animation
Lars Calonius
Animation
Rudy Cataldi
Animation
Steve Clark
Animation
Jesse Cosio
Animation
Elaine Despins
Animation
Chuck Downs
Animation
Joan Drake
Animation
Marcia Fertig
Animation
Gail Finkeldei
Animation
Hugh Fraser
Animation
Alvaro Gaivoto
Animation
Chuck Gammage
Animation
Terry Harrison
Animation
Bob Hathcock
Animation
Fred Hellmich
Animation
Volus Jones
Animation
Rick Leon
Animation
Hicks Lokey
Animation
Michael Longden
Animation
Kenneth Muse
Animation
Constantin Mustatea
Animation
Eduardo Olivares
Animation
Margaret Parkes
Animation
Harry Rasmussen
Animation
Morey Reden
Animation
Mitch Rochon
Animation
Mark Simon
Animation
Ken Southworth
Animation
Robert Taylor
Animation
Barry Temple
Animation
Dave Tendlar
Animation
Richard Thompson
Animation
John Walker
Animation