天字第一號4:假鴛鴦
- taona: 1966
- Firenena:
- Genre: Mystery, Crime, Romance, Action
- Studio: Chung Tin, Wan Shou Film Company
- Keyword: romance, female spy, spy thriller, anti-japanese war
- tale: Chang Ying
- Cast: Pai Hung, 柯俊雄, Lin Chi, Yang Chen, Yu Tian, Yue Chun-Ying
