character - Dr. Siegler

character - Psychiatrist

character - Professor Agranoff

character - Self

character - Professor Steinberg

character - Mr. Liebermacher

character - Peters

character - Anthony

character - Mel Keefer (segment "Night of the Rat")

character - Professor Zakall

character - Nicholas Vedder

character - Benjamin Shorofsky

character - Dr. Scott

character - Shorofsky

character - Prof. Steinberg

character - Judge