由华特迪士尼制作并于2008年发行的美国电脑动画喜剧电影，它是第48部华特迪士尼经典动画长片，同时也是迪士尼的第4部三维电影。这部电影是由曾参与过《花木兰》以及《变身国王》制作的克里斯·威廉斯（Chris Williams），以及曾参与过《星际宝贝》以及《熊的传说》制作的拜恩·霍华德（Byron Howard）两人共同执导，同时也是他们两人的第一部导演作品。
电影的剧情讲述一只名为波特（Bolt）的白色德国牧羊犬因长期参与一电视节目的拍摄工作，以致角色上身，以为自己天生拥有超能力。他在一次拍摄时，因误以为他的小主人佩妮（Penny）被绑架，随即冲出摄影棚，展开了一次环游全美国的“营救”旅程。既是营救小主人的光辉时刻，也是解放自己天性的难忘旅程。
An American computer-animated comedy film produced by Walt Disney and released in 2008, it is the 48th Walt Disney classic animated feature film and Disney's fourth three-dimensional film. The film is produced by Chris Williams, who worked on "Mulan" and "The Turning King," and Byron Howard, who worked on "Lilo and Stranger" and "The Legend of the Bear." (Byron Howard) co-directed and is also their first directorial work.
The plot of the movie tells the story of a white German Shepherd named Bolt, who has participated in the filming of a TV show for a long time, so that the character got on his body and thought he was born with superpowers. During a shoot, he mistakenly believed that his little master Penny (Penny) had been kidnapped, then rushed out of the studio and embarked on a "rescue" journey around the United States. It is not only a glorious moment to rescue the little master, but also an unforgettable journey to liberate one's nature.
