Why Is Ghost Ship Rated R?

Why Is Ghost Ship Rated R? WHY THE MPAA RATED IT: R For strong violence/gore, language and sexuality. Is ghost ship a horror? Ghost Ship is a 2002 American supernatural horror film directed by Steve Beck, and starring an ensemble cast featuring Gabriel Byrne, Julianna Margulies, Ron Eldard, Desmond Harrington, Isaiah Washington and Karl Urban.