Anthony Stewart Head (born 20 February, 1954) is an English actor and musician who has appeared in theatre, television and movies. He is most well known for his role as Rupert Giles in the American television drama series "Buffy the Vampire Slayer", as the Prime Minister in the British comedy show "Little Britain", as Dr. Frank N Furter in the London revival of "The Rocky Horror Show" and for a series of coffee adverts in the United Kingdom and the United States. He is credited by his full name on American television, and sometimes as Tony Head elsewhere.