Showtime has unveiled the trailer for R.J. Cutler’s upcoming “Belushi” documentary, which will offer a deep dive into the life of American icon John Belushi and feature previously unheard audiotapes. Per Showtime, the documentary will examine Belushi’s extraordinary life in the words of his collaborators, friends, and family, including Dan Aykroyd, Jim Belushi, Penny Marshall, Lorne Michaels, Carrie Fisher, Chevy Chase, Harold Ramis, Jane Curtin, Ivan Reitman, and his high school sweetheart and later wife Judy Belushi.