• 
  Don Lusk

  regizor

• 
  Nancy Cartwright

  Daffney Gilphin
• 
  Patricia Alice Albrecht

   Additional Voices (42 episodes, 1987-1988)
• 
  Rene Auberjonois

   Additional Voices / ... (42 episodes, 1987-1988)
• 
  Michael Bell

  Allstar Seaworthy
• 
  Cam Clarke

   Additional Voices (52 episodes, 1985-1988)
• 
  Roger DeWitt

   Jo-Jo (52 episodes, 1985-1988)
• 
  Laurie Faso

   Additional Voices (42 episodes, 1987-1988)

• 
  Barry Gordon

   Junior Wetworth (65 episodes, 1984-1988)
• 
  Gail Matthius

   Baby Smallstar Seaworthy (55 episodes, 1984-1988)
• 
  Edie McClurg

   Mrs. Seaworthy (65 episodes, 1984-1988)
• 
  Rob Paulsen

   The Snork Patrolman (52 episodes, 1985-1988)
• 
  Clive Revill

  Galeo
• 
  B.J. Ward

   Casey Kelp (65 episodes, 1984-1988)
• 
  Frank Welker

   Occy / ... (65 episodes, 1984-1988)

• 
  Fredricka Weber

   Willie Wetworth (65 episodes, 1984-1988)