Finney Cassidy is an British actor. He studied acting and drama at college and went on to train with the acclaimed National Youth Theatre in Britain, where British actors including Daniel Day-Lewis, Daniel Craig and Orlando Bloom also trained. Finney Cassidy is an British actor. He studied acting and drama at college and went on to train with the acclaimed National Youth Theatre in Britain, where British actors including Daniel Day-Lewis, Daniel Craig and Orlando Bloom also trained.