Simon
Voltar
Alan ArkinSimon Mendelssohn
Madeline KahnDr. Cynthia Mallory
William FinleyFichandler
Wallace ShawnEric Van Dongen
Max WrightLeon Hundertwasser
Fred GwynneMaj. Gen. Korey
Austin PendletonDr. Carl Becker- Judy GraubartLisa
Adolph GreenCommune Leader
Keith SzarabajkaJosh
Ann RisleyPam
David SusskindHimself
Dick CavettHimself
Billie PerkinsCommune Member- JayantBarundi
Pierre EpsteinMilitary Aide
Roy CooperGeneral's Aide
Rex RobbinsArmy Doctor
David WarrilowBlades- David GideonSecurity Guard
- Hetty GalenSimon's Mother (voz)
Remak RamsayTV Newscaster- Hansford RowePriest Babcock Beastly
Yusef BulosHemling Grotowsky- Jerry MayerProf. Jerry Milstein
Sol FriederRabbi Chaim Glassberg- William GriffisSenator
- Frank J. LucasPsychologist
George RiddleMuttonchop Aide
Tom KubiakRoach Reaction Patient- Al CerulloHelicopter Pilot
- Barbara MonginInstitute Staff Member
- Paula GibsonMelody
- James DukasNarrator (voz)
- Jim SaxonCommune Member
- Michael EarlCommune Member
- Jay LowmanCommune Member
- Steven NashCommune Member
- Barbara BergenCommune Member
- Joyce AdamsCommune Member
- Bonnie DeroskiCommune Member
- Kathryn CordesCommune Member
- Leslie Frances WilliamsCommune Member
- Nick PippinCommune Member
- Ed KarvoskiCommune Member
- Mary Lou KleinbachCommune Member
- Richard BassettCommune Member
- Phil WittCommune Member
- Isam CulverCommune Member
- Rickey MurrayCommune Member
- Stephanie SegalCommune Member
- Max GoffCommune Member
- Mary DonnetCommune Member
- Don StittCommune Member
- Nikki KollinsCommune Member
- Jenny GaultCommune Member
- Regina RodwellCommune Member
- Schorling SchneiderCommune Member
- Tina AustinCommune Member
- Jeffrey BaconCommune Member
- Elizabeth WingateCommune Member
- Joan AdamsCommune Member
- Lisa MaurerCommune Member
Louise LasserDoris (voz) (sem créditos)