Marsden's extensive filmography spans an astonishing half-century, boasting an impressively diverse array of roles that showcase his remarkable range and adaptability as an actor.
Notably, his captivating portrayal of John Stockton in the esteemed ITV series The Case-Book of Sherlock Holmes (1991),starring the acclaimed Jeremy Brett, left a lasting impression on audiences.
Furthermore, in the 1993 production The Last Vampyre, Marsden masterfully brings to life Sir Conan Doyle's interpretation of the enduring legend of the ages-old, historic vampire, a character most famously associated with Bram Stoker's seminal 1897 Gothic horror novel, "Dracula".