Alan ArkinSimon Mendelssohn Madeline KahnDr. Cynthia Mallory Wallace ShawnEric Van Dongen Max WrightLeon Hundertwasser Fred GwynneMaj. Gen. Korey Austin PendletonDr. Carl Becker Adolph GreenCommune Leader Billie PerkinsCommune Member Pierre EpsteinMilitary Aide David GideonSecurity Guard Hetty GalenSimon's Mother (voice) Remak RamsayTV Newscaster Hansford RowePriest Babcock Beastly Yusef BulosHemling Grotowsky Jerry MayerProf. Jerry Milstein Sol FriederRabbi Chaim Glassberg Frank J. LucasPsychologist George RiddleMuttonchop Aide Tom KubiakRoach Reaction Patient Al CerulloHelicopter Pilot Barbara MonginInstitute Staff Member James DukasNarrator (voice) Michael EarlCommune 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 Isam CulverCommune Member Rickey MurrayCommune Member Stephanie SegalCommune Member Mary DonnetCommune Member Nikki KollinsCommune Member Jenny GaultCommune Member Regina RodwellCommune Member Schorling SchneiderCommune Member Tina AustinCommune Member Jeffrey BaconCommune Member Elizabeth WingateCommune Member Lisa MaurerCommune Member Louise LasserDoris (voice) (uncredited) Marshall BrickmanDirector / Screenplay Louis A. StrollerExecutive Producer Stuart WurtzelProduction Design John GodfreySet Decoration Adam HolenderDirector Of Photography Santo LoquastoCostume Design Robert JirasMakeup Artist Robert BarthSecond Assistant Director Michael RauchFirst Assistant Director Harriet FidlowSound Editor Dan RosenbergSound Recordist Dick VorisekSound Re-Recording Mixer Tom FleischmanSound Re-Recording Mixer Werner KoopmannVisual Effects 
