Watch Camelot: Live from Lincoln Center Full Movie Free Online 123Movies. A production of the beloved Lerner and Loewe musical "Camelot," about the love triangle involving King Arthur (Gabriel Byrne), Guenevere (Marin Mazzie) and Sir Lancelot (Nathan Gunn). Pellinore: Christopher Lloyd. Morgan le Fey: Fran Drescher. Lionel: Marc Kudisch.