Richard Lewis boards Silverstone's 'Vamps'

Comedian Richard Lewis has signed to co-star in upcoming horror comedy Vamps.

According to The Hollywood Reporter, Lewis will join Alicia Silverstone, Sigourney Weaver and Krysten Ritter in the film.

Clueless helmer Amy Heckerling is directing the project about a pair of socialite vampires who struggle with new romantic relationships.

Lewis will play a former student activist and current ACLU attorney.