This product is a 12″ vinyl LP hand signed by the cast of the movie “The Exorcist, including Linda Blair, Jason Miller, Ellen Burstyn, Max Von Sydow and William Friedkin! The record label is Warner Bros. And it features a soundtrack composed by the aforementioned artists, with production by William Peter Blatty. The signatures is extremely rare and comes with a Certificate of Authenticity. This unique item would be a prized addition to any vinyl record collection or movie memorabilia collection.