Renfield -

: His obsession is exploited by Count Dracula, who uses a telepathic connection to promise Renfield immortality in exchange for his service—primarily helping Dracula infiltrate the asylum to reach Mina Harker.

The character's impact extends into real-world psychology through the term , also known as clinical vampirism. Renfield

: He begins by catching and eating flies, then feeds those flies to spiders, and the spiders to sparrows, intending to accumulate their collective life-force. : His obsession is exploited by Count Dracula,

R.M. Renfield is one of the most enduring characters in Gothic literature, first appearing in Bram Stoker's 1897 novel, . Traditionally portrayed as a "zoophagous" (life-eating) madman and the devoted servant of Count Dracula, the character has evolved from a tragic inmate to the star of his own modern horror-comedy. The Original Character: Stoker's "Zoophagous Maniac" then feeds those flies to spiders

: Though not a recognized clinical diagnosis in the DSM, the term was coined as a critique of how psychiatric disorders are classified.

: The movie reinterprets the master-servant dynamic as a toxic, co-dependent relationship. Renfield attends a support group for victims of narcissists to find the strength to leave his boss.

: Unlike the psychological horror of the novel, the film is a "splatter-comedy" where Renfield gains temporary superpowers by eating bugs.