Reg ParkHercules (Ercole)

Christopher LeeKing Lico (Licos)

Leonora RuffoPrincess Deianira

George ArdissonThesus (Teseo)

Marisa BelliAretusa

Ida GalliPersephone

Franco GiacobiniTelemachus (Telemaco)

Mino DoroKeros

Rosalba Neri(credit only)

Ely DragoJocasta

Gaia GermaniMedea

Raf BaldassarreLeader of the Cutthroats

Aldo PedinottiSunis

Claudio Marzulli

Mario BavaDirector & Screenplay & Story

Sandro ContinenzaScreenplay & Story

Duccio TessariScreenplay & Story

Franco ProsperiScreenplay & Story

Achille PiazziProducer