Hercules (Ercole)
Reg Park
King Lico (Licos)
Christopher Lee
Jocasta
Ely Drago
Medea
Gaia Germani
Leader of the Cutthroats
Raf Baldassarre
Sunis
Aldo Pedinotti
Claudio Marzulli
Princess Deianira
Leonora Ruffo
Thesus (Teseo)
George Ardisson
Aretusa
Marisa Belli
Persephone
Ida Galli
Telemachus (Telemaco)
Franco Giacobini
Keros
Mino Doro
(credit only)
Rosalba Neri
Helena (uncredited)
Monica Neri
Original Music Composer
Armando Trovajoli
Director
Mario Bava
Screenplay
Director of Photography
Story
Duccio Tessari
Camera Operator
Joe D'Amato
Producer
Achille Piazzi
Sandro Continenza
Script Supervisor
Bona Magrini
Assistant Makeup Artist
Renzo Francioni
Assistant Production Design
Giuseppe Ranieri
Ubaldo Terzano
Still Photographer
Enrico Santelli
Boom Operator
Eugenio Fiori
Foley Artist
Tonino Cacciottolo
Production Secretary
Giovanna Pellegrino
Administration
Ernesto Poli
Assistant Camera
Giuseppe Berta
Unit Manager
Giorgio Baldi
Alfredo Petri
Seamstress
Maria Luisa Onorati
Dino Di Salvo
Franco Prosperi
Tony Sarzi-Braga
Sound Recordist
Adolfo Fabrizi
First Assistant Director
Luciano Brebbia
Sound Mixer
Fausto Ancillai
Assistant Editor
Lina Caterini
Nino Renda
Sound
Luigi Puri
Assistant Costume Designer
Silvano Giusti
Valeria Sponsali
Production Manager
Danilo Marciani
Costume Design
Mario Giorsi
Makeup Artist
Franco Palombi
Editor
Mario Serandrei
Production Design
Franco Lolli
Hairstylist
Nicla Palombi