Aliens From Spaceship Earth (1977)

This documentary explores the possibility that there have been extraterrestrials in our midst, and that such aliens have taken human form. With appearances by Raymond Burr, Rennie Davis, Lynda Day George, Donovan (who also provides soundtrack), Martin Landau, Cybill Shepherd, Leigh Taylor-Young, Jan-Michael Vincent and several Indian gurus including fraud Maharishi Mahesh Yogi (former Beatles spiritual leader).