The Last Sweet Days of Isaac is an American Off-Broadway rock musical by Gretchen Cryer and Nancy Ford, which premiered in 1970. It starred Austin Pendleton and Fredricka Weber, and later Alice Playten. It received positive reviews, and won three Obies, a Drama Desk Award, and an Outer Critics Circle Award. It opened at the Eastside Playhouse on January 26, 1970, and closed May 2, 1971.
