Known For
Filmography
Olga O's Strange Story
Movie · Story
Il giorno del giudizio
Movie · Writer
Casablanca Express
Movie · Screenplay
Jiboa
Movie · Writer
Stradivari
Movie · Screenplay
Provare per credere
Movie · Writer
The Shatterer
Movie · Screenplay
The Killer Is Still Among Us
Movie · Screenplay
Hands of Steel
Movie · Screenplay
2019: After the Fall of New York
Movie · Story, Screenplay
Scorpion with Two Tails
Movie · Story, Screenplay
Lo Scorpione a Due Code
Movie · Writer
Screams in the Night
Movie · Writer
The Nosy One
Movie · Story
I'm Getting a Yacht
Movie · Screenplay, Novel
The Great Alligator
Movie · Writer
Concorde Affair
Movie · Screenplay
The Cynic, the Rat & the Fist
Movie · Screenplay
Sahara Cross
Movie · Screenplay
A Genius, Two Friends, and an Idiot
Movie · Screenplay, Story
Gambling City
Movie · Story, Screenplay
Savage Three
Movie · Story, Screenplay
Kidnap Syndicate
Movie · Screenplay
The Suspicious Death of a Minor
Movie · Story, Screenplay
Gun Moll
Movie · Writer
Almost Human
Movie · Screenplay, Story
Puzzle
Movie · Screenplay
My Name Is Nobody
Movie · Screenplay, Story
The Violent Professionals
Movie · Story, Screenplay
Torso
Movie · Screenplay
The Magnificent Dare Devil
Movie · Story
Anna: the Pleasure, the Torment
Movie · Screenplay
All the Colours of the Dark
Movie · Screenplay
The Case of the Bloody Iris
Movie · Screenplay, Story
A Reason to Live, a Reason to Die
Movie · Screenplay, Story
The Grand Duel
Movie · Story, Screenplay
It Can Be Done Amigo
Movie · Story
Prey of Vultures
Movie · Screenplay
Your Vice Is a Locked Room and Only I Have the Key
Movie · Screenplay
Death Walks at Midnight
Movie · Screenplay
The Strange Vice of Mrs. Wardh
Movie · Screenplay
The Case of the Scorpion's Tail
Movie · Screenplay
Death Walks on High Heels
Movie · Story, Screenplay
The Lonely Violent Beach
Movie · Writer
Human Cobras
Movie · Screenplay
The Forbidden Photos of a Lady Above Suspicion
Movie · Screenplay
Light the Fuse… Sartana Is Coming
Movie · Screenplay
Arizona Colt Returns
Movie · Story
Desert Assault
Movie · Writer
So Sweet... So Perverse
Movie · Screenplay
The Battle of El Alamein
Movie · Story, Screenplay
The Sweet Body of Deborah
Movie · Writer
To Hell and Back
Movie · Story, Screenplay
Cheers... Cyanide!
Movie · Screenplay
Taste of Vengeance
Movie · Screenplay
Diamonds for Breakfast
Movie · Writer
Day of Anger
Movie · Screenplay
$10,000 for a Massacre
Movie · Story, Screenplay
Vengeance Is Mine
Movie · Screenplay
Flashman
Movie · Writer
Your Turn to Die
Movie · Screenplay
Arizona Colt
Movie · Story, Screenplay
A... For Assassin
Movie · Story
The Murder Clinic
Movie · Screenplay, Story
$1,000 on the Black
Movie · Writer
Almost Perfect Crime
Movie · Screenplay
Ring Around the World
Movie · Story, Screenplay
Fury in Marrakesh
Movie · Writer
Killers Are Challenged
Movie · Screenplay
Special Code: Assignment Lost Formula
Movie · Writer, Book
Where Are You Taking That Woman
Movie · Screenplay
Seven Rebel Gladiators
Movie · Story
Secret Agent Fireball
Movie · Story, Screenplay
Libido
Movie · Screenplay
Giants of Rome
Movie · Screenplay, Story
The Revenge of the Gladiators
Movie · Writer
Crypt of the Vampire
Movie · Screenplay, Story
The Long Hair of Death
Movie · Story
The Monster of the Opera
Movie · Story, Screenplay
The Whip and the Body
Movie · Screenplay, Dialogue
Son of Hercules vs. Medusa
Movie · Screenplay
Horror Castle
Movie · Screenplay
Scandal Nudes
Movie · Screenplay
Hercules and the Masked Rider
Movie · Writer
Divorzio alla siciliana
Movie · Screenplay
The Horrible Dr. Hichcock
Movie · Writer, Story
Last Chance for Life
Movie · Writer
Alone Against Rome
Movie · Story, Screenplay
Mars, God of War
Movie · Story
Werewolf in a Girls' Dormitory
Movie · Writer, Story
Pesci d'oro e bikini d'argento
Movie · Screenplay
Rocco e le sorelle
Movie · Screenplay
Che femmina!! E... che dollari!
Movie · Screenplay
The Vampire and the Ballerina
Movie · Screenplay, Story