Sarah Tarkoff, a writer on ABC’s Mistresses who this year sold her debut YA sci-fi novel Eye Of The Beholder to HarperCollins in a competitive three-book deal, has signed with APA. She has also penned episodes of Arrow and The Witches Of East End, and previously worked on Jane The Virgin and Gossip Girl.

Mark RobertsPrimary Wave Entertainment has signed Mike & Molly creator and onetime Two And A Half Men scribe Mark Roberts. The deal makes Roberts the latest writer to join the film/TV arm of the company, which in January merged its talent division with Intellectual Artists Management to form a new multiplatform music, film, TV, and literary management outfit. Roberts exited Mike & Molly after three seasons in May 2013. He remains repped by APA.