The Mamas & the Papas "High on Arrival", that she had been in a long-term sexual relationship with her late father. Denny Doherty's solo career faltered after the appearance of "Whatcha Gonna Do?" in 1971. The follow-up, "Waiting for a Song" (1974), was not released in the US, although a 2001 reissue by Varèse Sarabande gained wider distribution and the album is now available as a digital download. It features Michelle Phillips and Cass Elliot as backing vocalists, the latter in what proved to be her last recorded performances. A single from the album, "You'll Never Know", made the adult contemporary charts. Doherty then turned
The Mamas & the Papas to the stage, making a disastrous start in John Phillips' "Man on the Moon" (1975). In 1977, he returned to his birthplace, Halifax, Nova Scotia, and started playing legitimate roles, including Shakespeare, at the Neptune Theatre under the tutelage of John Neville. This led to television work, beginning with a variety program, "Denny's Sho*", which ran for one season in 1978. He went on to host and voice parts in the children's program, "Theodore Tugboat", and to act in various series, including twenty-two episodes of the drama "Pit Pony". Doherty also performed with the New Mamas and the Papas (see