John Billingsley Talks Playing Dr. Shenandoah Cassidy On CBS' Intelligence

John Billingsley Talks Playing Dr. Shenandoah Cassidy On CBS' Intelligence

John Billingsley chats with Access on the set of CBS’ “Intelligence” about playing Dr. Shenandoah Cassidy. How did the writers come up with the character’s name? Plus, what is his relationship to Josh Holloway’s Gabriel Vaughn? And, does he find it difficult to learn his technical lines?