发行公司：
- 华纳兄弟影片公司 [美国] (2011) (USA) (theatrical)
- Warner Bros. Entertainment (2011) (Canada) (theatrical)
- 华纳兄弟公司 [新加坡] (2011) (Singapore) (theatrical)
- Warner Bros. Pictures
其他公司：
- Dolby Laboratories [美国] sound mix
- Gallagher Entertainment insurance
- Chapman and Leonard Studio Equipment camera dollies
- Titan Integrated Technology IT services
- WaterTower Music soundtrack
- PS Production Services [加拿大] grip and lighting equipment
- De Lane Lea ADR recording
- Warner Bros. Motion Picture Imaging digital intermediate services
- PIC Agency [美国] titles
- Post Modern Sound Inc. [加拿大] ADR recording studio
