Watch Online Free on Watchseries. Sir Alec Guinness, Sir Ralph Richardson and Joan Plowright star in this merry on-stage mix-up of identity, gender and love in Tony Award-winner John Dexter’s production of William Shakespeare’s Twelfth Night. Originally broadcast on Britain’s ITV, this classic performance captures all the slapstick, puns and double entendres that have amazed and amused audiences for over four hundred years.