Writing
The Shadow of the Pharaoh
Writer
Beyond Justice
Screenplay
The Law of the Desert
Christopher Columbus
Flatfoot in Egypt
The Humanoid
Emanuelle - A Woman from a Hot Country
Silver Saddle
Flatfoot in Africa
Puttana galera!
Reflections in Black
Death Rite
Blood, Sweat and Fear
The Killer Must Kill Again
Dialogue
Kidnap
Emergency Squad
Kiss of a Dead Woman
Counselor at Crime
Alleluja & Sartana Are Sons... Sons of God
The Killer Is on the Phone
Sonny and Jed
Man Called Amen
Your Vice Is a Locked Room and Only I Have the Key
Trinity and Sartana Are Coming
The Boxer
Shoot the Living and Pray for the Dead
The Man with Icy Eyes
The Last Traitor
The Night of the Assassin
Director
The Legion of No Return
The Fourth Wall
A Place In Hell
The Mercenary
Co-Writer
Hole in the Forehead
Bloody Che Contra
Five Days in Sinai
Death Rides Along
Crónica de nueve meses
Story
Avenger X
Script
The Cobra
Pecos Cleans Up
Kill and Pray
My Name Is Pecos
The Battle of the Mods
Ringo and His Golden Pistol
Man from Canyon City
Spy in Your Eye
Minnesota Clay
A Fistful of Dollars
Screenstory
A Very Handy Man
The Tyrant of Castile
Brennus, Enemy of Rome
Slave Girls of Sheba
Mondo sulle spiagge
The Slave
Romulus and Remus
Italiani all'inferno
La peccatrice dell'isola
I contrabbandieri del mare
