slaterEXCLUSIVE: Christian Slater has been set to join James Franco in the Pamela Romanowsky-directed Adderall Diaries. Franco plays a troubled and drug-addicted writer who becomes fascinated by a big murder trial and decides to create a book focusing on the explosive case. Slater will play the focus of that case, a man suspected of killing his ex-wife. Romanowsky wrote the script and Vince Jolivette will produce. The film will be shot in New York. Slater, last seen in the Lars von Trier-directed Nymphomaniac films, is repped by UTA.

Related: James Franco Buys ‘The Adderall Diaries’