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Dexter's Laboratory

The Koos is Loose

E10    Aug 6, 1997    7m    TV-G
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Dee Dee's imaginary friend comes to life and annoys Dexter. Dexter ends up wishing him away, then he realizes he made a terrible mistake.
Where to Watch The Koos is Loose
Cast of The Koos is Loose
  • Christine CavanaughDexter (voice)
  • Kat CressidaDee Dee (voice)
  • Jeff BennettDad (voice)
  • Kath SoucieMom (voice)
  • Dom DeLuiseKoosalagoopagoop (voice)

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