Two off-Broadway commercial theaters share this space.. Double the Pleasure Westside Theatre is located in the building which was erected in 1889 as a German Baptist Church. The two theaters here share a spacious lobby. The upstairs theater is a roomy 299-seat house with a couple of balconies and steep raked seating. Downstairs is a 250-seat house with a modified thrust stage and an intimate environment. Both theaters here share a spacious lobby.