Demons - Season 1 - Eps 1: They Bite
Luke Rutherford is your average teenager – until his dead father's best friend, Rupert Galvin, turns up. Galvin has come to tell Luke his secret destiny: he's the real-life great-grandson of Abraham Van Helsing, the vampire hunter in Bram Stoker's Dracula. Luke is set to inherit the family mantle as a warrior against the supernatural entities swarming the earth. Unfortunately, powerful Half-Life, Gladiolus Thrip (Mackenzie Crook) is standing in his way.
About Demons

Title: Demons
First Air Date: 2009-01-03
Last Air Date: 2009-02-07
Status: Ended
Rating: 6.1/10 (from 24 votes)
Language: EN
Seasons: 1
Total Episodes: 6
Network: ITV1
Genres: Sci-Fi & Fantasy, Drama, Action & Adventure
Production Companies: Shine TV
Synopsis
Luke Rutherford is your average teenager - until his dead father's best friend, Rupert Galvin turns up to reveal his secret destiny: he's the great-grandson of Abraham Van Helsing, the infamous vampire hunter. Luke is set to inherit the family mantle as a warrior against the supernatural entities that lie deep beneath the streets of modern-day London.
Cast

Christian Cooke
Luke Van Helsing

Philip Glenister
Rupert Galvin

Zoë Tapper
Mina Harker

Holliday Grainger
Ruby