Naruto the Movie: Blood Prison

is the eighth overall Naruto film and fifth Naruto: Shippūden film which was released on July 30, 2011 in Japanese theatres.

Plot Summary
After being falsely accused of attempting to assassinate the leader of Kumogakure, the Raikage, and killing jōnin from Kirigakure and Iwagakure, Naruto is imprisoned in Hōzukijō, a criminal containment facility also known as the Blood Prison. The master of the castle, Mui, uses the ultimate imprisonment jutsu to steal power from the prisoners. In this place, something is aiming for Naruto's life. The battle to prove his innocence and uncover the truth has begun for Naruto and his friends.

Trivia

 * In episode 222 of Naruto: Shippūden shows two posters of the movie in Killer B's dressing room.