Return of the Ewok (1982)

A mockumentary starring Warwick Davis, the actor who played the Ewok, Wicket W. Warrick in Star Wars Episode VI: Return of the Jedi and the Ewok spin-off films. Davis and David Tomblin, Return of the Jedi's first assistant director, created it, with Tomblin directing. Lucasfilm planned to use the movie as a promotional film for Return of the Jedi, but post-production on the film was never completed.

Unfortunately the movie Return of the Ewok is not yet available on HBO Max.