고르곤

피터 커싱

Dr. Namaroff

크리스토퍼 리

Prof. Karl Meister

Richard Pasco

Paul Heitz

Barbara Shelley

Carla Hoffman

Michael Goodliffe

Professor Jules Heitz

패트릭 트로턴

Inspector Kanof

Joseph O'Conor

Coroner

Prudence Hyman

The Gorgon

Jack Watson

Ratoff

Jeremy Longhurst

Bruno Heitz

Toni Gilpin

Sascha Cass

Alister Williamson

Janus Cass

Joyce Hemson

Martha

Redmond Phillips

Hans

Michael Peake

Constable

Sally Nesbitt

Nurse