• 
  Marlene Aragon

   Kitty Katt (1979) (voice)
• 
  Jack Baker

   Sunstroke (1979) (voice) (as John Anthony Bailey)
• 
  Joe Baker

   Hula-Hula / ... (voice)
• 
  Keith Barbour

   Additional Voices (1979) (voice)
• 
  Michael Bell

  Plastic Man (1979)
• 
  Susan Blu

   Kim / ... (voice)
• 
  Bart Braverman

   Puggsy (1979) (voice)
• 
  Melendy Britt

   Penny / ... (voice)

• 
  Johnny Brown

   Splashdown (1979) (voice)
• 
  Daws Butler

   Count Graffiti (1979) (voice)
• 
  Ruth Buzzi

   Additional Voices (1979) (voice)
• 
  Ted Cassidy

   Additional Voices (1979) (voice)
• 
  Henry Corden

   Abdul the Giant / ... (voice)
• 
  Peter Cullen

   Brandon Brewster / ... (voice)
• 
  Danny Dark

   Additional Voices (1979) (voice)

• 
  Michael Rye

  16 episodes, 1979-1980
• 
  Jerry Dexter

  16 episodes, 1979-1980
• 
  Takayo Doran

  16 episodes, 1979-1980
• 
  Walker Edmiston

  16 episodes, 1979-1980
• 
  Sam Edwards

  16 episodes, 1979-1980
• 
  Bobby F. Ellerbee

  16 episodes, 1979-1980
• 
  Al Fann

  16 episodes, 1979-1980
• 
  Ron Feinberg

  16 episodes, 1979-1980
• 
  Linda Gary

  16 episodes, 1979-1980
• 
  Joan Gerber

  16 episodes, 1979-1980
• 
  Jerry Hausner

  16 episodes, 1979-1980
• 
  Johnny Haymer

  16 episodes, 1979-1980
• 
  Ralph James

  16 episodes, 1979-1980
• 
  Casey Kasem

  16 episodes, 1979-1980
• 
  Andonia Katsaros

  16 episodes, 1979-1980
• 
  Keye Luke

  16 episodes, 1979-1980
• 
  Laurie Main

  16 episodes, 1979-1980
• 
  Chuck McCann

  16 episodes, 1979-1980
• 
  Julie McWhirter

  16 episodes, 1979-1980
• 
  Allan Melvin

  16 episodes, 1979-1980
• 
  Shepard Menken

  16 episodes, 1979-1980
• 
  Don Messick

  16 episodes, 1979-1980
• 
  Howard Morris (I)

  16 episodes, 1979-1980
• 
  Gene Moss

  16 episodes, 1979-1980
• 
  Alan Oppenheimer

  16 episodes, 1979-1980
• 
  Stanley Ralph Ross

  16 episodes, 1979-1980
• 
  Hal Smith

  16 episodes, 1979-1980
• 
  John Stephenson

  Additional Voices
• 
  Harold J. Stone

  16 episodes, 1979-1980
• 
  Ginny Tyler

  16 episodes, 1979-1980
• 
  Dee Timberlake

  16 episodes, 1979-1980
• 
  Fred Travalena

  16 episodes, 1979-1980
• 
  Herb Vigran

  16 episodes, 1979-1980
• 
  Janet Waldo

  19 episodes, 1979-1980
• 
  Lennie Weinrib

  16 episodes, 1979-1980
• 
  Frank Welker

  16 episodes, 1979-1980
• 
  Nancy Wible

  16 episodes, 1979-1980
• 
  William Woodson

  16 episodes, 1979-1980
• 
  Alan Young

  16 episodes, 1979-1980
• 
  Stanley Jones

  16 episodes, 1979-1980