Season 4 — Episode 2
Being Human 1955
Hal, Leo, and Pearl - another werewolf, vampire, and ghost - turn up at the house. Leo is dying and this supernatural triumvirate believe that the secret to saving the old werewolf's life resides in Honolulu Heights. Annie is confident she can channel the power to help him, but Tom isn't so sure. Tom isn't pleased to have disdainful and arrogant vampire Hal in his home. Nevertheless, the two are forced out on a mission together to fulfill Leo's dying wish.