He starred in the film Getting Straight as Ellis in 1970 and as Goldie in The Mack in 1973. In 1974 he starred as J.P. Bushrod in the film Thomasine & Bushrod. Julien did not appear again until 1997 when he starred as Uncle Fred in the movie How to Be a Player. He has also appeared in episodes of the TV series Mod Squad, The Bold Ones: The Protectors, CBS Playhouse, The Name of the Game, and One on One. Julien also wrote and produced for the 1973 movie Cleopatra Jones and the 1974 film Thomasine & Bushrod. Julien’s voice from The Mack has been sampled by many artists such as P. Diddy, Kid Rock, and Snoop Dogg.