Career
Armstrong trained at the Royal Academy of Dramatic Art and was writing and directing films at the age of 22 with the award-winning short, The Image starring David Bowie and Michael Byrne. The following year, he wrote and directed his first feature film, The Haunted House of Horror, starring Frankie Avalon, Jill Haworth, Mark Wynter, Richard O"Sullivan and Dennis Price, following it with the notorious Mark of the Devil, starring Herbert Lom and Udo Kier which smashed all box office records in Europe and America on its first release in 1970 and has grown to be one of the biggest cult films ever. Since then, Armstrong’s film credits have included the highly successful sex comedies and, both of which featured Armstrong himself,, and starring Vincent Price, Christopher Lee, Peter Cushing and John Carradine.
His television credits include The Professionals, Shoestring and Return of the Saint.
His theatre work includes, in Los Angeles, writing and directing a new musical, My Jewish Vampire, and in the United Kingdom, a specially conceived work for actors and orchestra for a royal charity performance at the Royal Albert Hall, The Enchanted Orchestra featuring the London Symphony Orchestra and an all-star cast of fifteen actors including the legendary Max Wall and headed by Sir John Mills. He has also produced and directed plays both on tour and in London"s West End, taught and directed, periodically, at various drama schools, created a unique "structured Acting Course", published the magazine The Grapevine and worked as a film critic for Films & Filming.
Armstrong is currently working on plans for an new theatrical venture. London Repertory Company will be London"s first full-time professional traditional repertory company to operate commercially in the heart of the West End.
In 2014, he is due to direct a new film, Orphanage, based on a script he wrote in the early 1980s.
Armstrong has also used the pseudonyms First Rate (at Lloyd's) Beresford, Sergio Casstner and Edward Hyde.