"Today the world lost a beautiful, brilliant man," playwright Morgan Lloyd Malcolm tweeted Saturday. "My dad Christopher Malcolm left peacefully and with dignity. He will always be my hero."
No cause or location of his death was mentioned.
Best known for his work on the long-running British sitcom "Absolutely Fabulous," Malcolm also appeared in the films "Star Wars: The Empire Strikes Back," "The Dogs of War," "Reds," "Highlander" and "Labyrinth."
EW.com said Monday Malcolm originated the character of Brad Majors in the original stage production of "The Rocky Horror Show" and co-produced a West End revival of the cult musical in 1990.