Listen to the sound clip Cassiel. from City of Angels (1998): Cassiel. Cassiel. This sound is from City of Angels (1998) City of Angels is a mesmerizing romantic fantasy film released in 1998. Directed by Brad Silberling, the story revolves around Seth, a guardian angel who falls in love with the captivating human doctor, Maggie. Starring Nic… Go to the full soundboardwith more sound clips Search