Onder andere met: Jonathan Haze (Seymour Krelboyne), Jackie Joseph (Audrey Fulquard), Mel Welles (Gravis Mushnik), Dick Miller (Burson Fouch), Myrtle Vail (Winifred Krelboyne), Tammy Windsor (Teenage girl), Toby Michaels (Teenage girl), Leola Wendorff (Siddie Shiva), Lynn Storey (Mrs. Hortense Feuchtwanger (Society of Silent Flower Observers of Southern California)), Wally Campo (Det. Sgt .Joe Fink/Narrator), Jack Warford (Det. Frank Stoolie), Meri Welles (Leonora Clyde (as Merri Welles)), John Herman Shaner (Dr. Phoebus Farb (as John Shaner)), Jack Nicholson (Wilbur Force)