Dr. Heckyl and Mr. Hype

Oliver Reed

Dr. Henry Heckyl/Mr. Hype

Sunny Johnson

Coral Careen

Maia Danziger

Miss Finebum

Virgil Frye

Lt. Mack Druck - 'Il Topo'

Mel Welles

Dr. Vince Hinkle

Corinne Calvet

Pizelle Puree

Kedric Wolfe

Dr. Lew Hoo

Dick Miller

Irsil / Orson

Tony Cox

Bad William

Charles Howerton

Clutch Cooger

Jackie Coogan

Sgt. Fleacollar

Lucretia Love

Debra Kate