Charles AznavourHunchback juggler James CoburnDr. A.B. Krankheit John HustonDr. Arnold Dunlap Walter MatthauGen. R.A. Smight John AstinT.M. Christian / Jack Christian Anita PallenbergNurse Bullock Lea PadovaniSilvia Fontegliulo Umberto OrsiniThe Big Guy Enrico Maria SalernoJonathan J. John Nicoletta MachiavelliMarquita Christian MarquandFilm Director (uncredited) / Director Buck HenryMental Patient (uncredited) / Screenplay Judith MalinaWoman (uncredited) Julian BeckHippie (uncredited) Romano TargaMax (uncredited) International VelvetExtra Christian MarquandFilm Director (uncredited) / Director Buck HenryMental Patient (uncredited) / Screenplay Selig J. SeligmanExecutive Producer Peter ZorefExecutive Producer Dean TavoularisArt Direction Robert NelsonSet Decoration Giuseppe RotunnoDirector Of Photography Enrico SabbatiniCostume Design Giuliano LaurentiMakeup Artist Dave GrusinOriginal Music Composer Douglas TrumbullVisual Effects Harold E. WellmanVisual Effects 
