 | Evil Stalks This House
Writer |
 | Legends of the Super Heroes
Executive In Charge Of Production |
 | The Gathering
Executive In Charge Of Production |
 | Dr. Phibes Rises Again
Producer |
 | Whoever Slew Auntie Roo?
Executive Producer |
 | Dagmars heta trosor
Writer |
 | Murders in the Rue Morgue
Producer |
 | The Abominable Dr. Phibes
Producer |
 | Cry of the Banshee
Producer |
| | Cry of the Banshee
Executive Producer |
 | Wuthering Heights
Executive Producer |
 | De Sade
Executive Producer |
 | The Oblong Box
Executive Producer |
 | Die sieben Männer der Sumuru
Co-Producer |
 | Curse of the Crimson Altar
Producer |
 | Witchfinder General
Producer |
| | Witchfinder General
Additional Writing |
 | La casa de las mil muñecas
Executive Producer |
 | Le spie vengono dal semifreddo
Producer |
| | Le spie vengono dal semifreddo
Screenplay |
 | The Ghost in the Invisible Bikini
Screenplay |
| | The Ghost in the Invisible Bikini
Story |
 | The Wild Weird World of Dr. Goldfoot
Producer |
 | Berlino - Appuntamento per le spie
Writer |
| | Berlino - Appuntamento per le spie
Executive Producer |
 | Sergeant Deadhead
Writer |
 | City Under the Sea
Screenplay |
 | Pajama Party
Writer |
 | The Big Fun Carnival
Writer |
| | The Big Fun Carnival
Producer |
