The actor who was reportedly buried in his Dracula costume is Bela Lugosi. Bela Lugosi, a Hungarian-American actor, portrayed the iconic vampire Count Dracula in the 1931 film adaptation of Bram Stoker's novel, "Dracula." Lugosi is known for his captivating portrayal of the character, and it is said that he requested to be buried in one of his Dracula costumes.