Jonathan Silverman

Seymour

Robert Prosky

Grandpa Irving

Rita Moreno

Rita

Rita Karin

Flo

Robert Cicchini

Bruno

Brian Williams

Gerrard

Paul Sorvino

Max

MacIntyre Dixon

Mortini

Alvin Epstein

Dr. Hirsch

Dee Hoty

Dr. Ripper

Sylvia Kauders

Old Woman

Larry Keith

Dr. Morton

Michael Mantell

Dr. Chase

Michael P. Moran

Foreman

Marilyn Pasekoff

Dr. Sandy Franklin

Stephen Pearlman

Joyce Reehling

Mrs. Delfino

Sharon Sharth

Dr. Barker

Brian Smiar

Dr. Bush

Shirley Stoler

Madam Iris

Ralph Williams

Howard Witt

Rifkin

Bella Abzug

Self

Joyce Brothers

Self

Kreskin

Self

Lloyd Lindsay Young

Self

Ben Ellerin

Young Seymour (uncredited)