《蒂米·菲列：错已铸成》该片改编自同名儿童小说，麦卡锡将同原著作者斯蒂芬·帕斯蒂斯共同编剧。该小说讲述一个11岁的小男孩蒂米·菲悟，他是一个毫无头绪，却又自信搞笑的私家侦探机构总裁。而他的搭档是一只想象出的北极熊。An 11-year-old boy who believes that he is the best detective in town runs the agency Total Failures with his best friend, an imaginary 1,200-pound polar bear.
