• 
  Joe Dante

  regizor

• 
  Jeffrey Boam

  scenarist
• 
  Chip Proser

  scenarist

• 
  Dennis Quaid

  Tuck Pendleton
• 
  Martin Short

  Jack Putter
• 
  Meg Ryan

  Lydia Maxwell
• 
  Kevin McCarthy

  Victor Eugene Scrimshaw
• 
  Fiona Lewis

  dr. Margaret Canker

• 
  Vernon Wells

  dl. Igoe
• 
  Robert Picardo
• 
  Wendy Schaal

  Wendy
• 
  Harold Sylvester

  Pete Blanchard
• 
  William Schallert

  dr. Greenbush
• 
  Henry Gibson

  dl. Wormwood
• 
  John Hora

  Ozzie Wexler

• 
  Mark L. Taylor

  dr. Niles
• 
  Orson Bean
• 
  Kevin Hooks

  Duane
• 
  Kathleen Freeman
• 
  Archie Hahn
• 
  Dick Miller
• 
  Kenneth Tobey
• 
  Joe Flaherty
• 
  Andrea Martin
• 
  Jason Laskay
• 
  Frank Miller
• 
  Shawn Nelson

  Wendell
• 
  Christine Avila
• 
  Alexandra Borrie
• 
  Jenny Gago
• 
  Grainger Hines

  Rusty
• 
  Mike Garibaldi
• 
  Richard McGonagle
• 
  Terence McGovern
• 
  Robert Neches
• 
  Rance Howard
• 
  Chuck Jones
• 
  Laura Waterbury
• 
  Robert Gray
• 
  Alan Blumenfeld
• 
  Jeffrey Boam
• 
  Sydne Squire
• 
  Paul Barselou
• 
  John Miranda
• 
  Herb Mitchell
• 
  Neil Ross
• 
  Charles Aidman
• 
  Joe Dante
• 
  Lorenzo Gaspar
• 
  Arthur Kane
• 
  Anita Sax

• 
  Michael Finnell

  producător
• 
  Kathleen Kennedy

  producător
• 
  Frank Marshall

  producător
• 
  Andrew Laszlo

  imagine
• 
  Rosanna Norton

  costume
• 
  Kent Beyda

  montaj
• 
  Jerry Goldsmith

  coloană sonoră
• 
  James H. Spencer

  design de producţie
• 
  Richard C. Goddard

  decoruri