Conversation so far:
What was Trapped in the Closet (South Park) about?
Stan takes a free personality test offered by Scientologists on the street. After answering a long questionnaire, Stan is informed that he is extremely depressed and therefore a perfect candidate
What followed the questions about the episode Trapped in the Closet (South Park)?
The president of Scientology determines that Stan's high reading makes him a reincarnation of L. Ron Hubbard, Scientology's founder and prophet.
How successful was Trapped in the Closet (South Park)?
Trapped in the Closet was nominated for an Emmy Award in July 2006, in the Primetime Emmy Award for Outstanding Animated Program (for Programming Less Than One Hour) category.
What is the most interesting information about the Trapped in the Closet (South Park) passage?
The title is a reference to the R. Kelly song of the same name, and a depiction of R. Kelly appears in the episode to sing a parody of it.
What happens after the release of the Trapped in the Closet (South Park) episode?
Cruise refuses to leave, despite protests from Randy, Nicole Kidman, police, Travolta and R. Kelly to come out of the closet. Travolta and Kelly eventually join Cruise in the closet.

Question: Who are the main players of the episode?
Self-contained rewrite: Who are the main players of Trapped in the Closet (South Park)?