A mad scientist creates a hideous monster to carry out his murderous plans...

Hugo Blancoas Andros
Agnès Spaakas Melissa
Perla Cristalas Rosa
Magda Maldonadoas Amira (as Magda MacDonald)
Marcelo Arroita-Jáureguias Dr. Conrad Jekyll
Pastor Serradoras Inspector Klein
Luisa Salaas Inglud Jekyll / Ingrid Fisherman
Manuel Guitiánas Ciceron
Ramón Lilloas Emilio, the inspector's assistant