Renfield was created by Bram Stoker and first appeared as a character in the novel 'Dracula', published in 1897. He is portrayed as a patient in an asylum exhibiting bizarre and obsessive behavior due to his association with Count Dracula.
Renfield was depicted by Dwight Frye in the Universal Pictures' film adaptation of 'Dracula' directed by Tod Browning. This portrayal contributed significantly to the character's image in popular culture.
In Francis Ford Coppola's 'Bram Stoker's Dracula', Renfield was portrayed by Tom Waits. This version gave a vivid and distinct portrayal adding depth to the character.
The movie 'Renfield', starring Nicholas Hoult, focusing on the character's story in a modern context, was released to the public.