天字第一號4:假鴛鴦
- Xyoo: 1966
- Ncig Teb Chaws:
- Genre: Mystery, Crime, Romance, Action
- Studio: Chung Tin, Wan Shou Film Company
- Cov ntsiab lus: romance, female spy, spy thriller, anti-japanese war
- Tus Thawj Coj: Chang Ying
- Pov Pob Tseg: Pai Hung, Ko Chun-Hsiung, Lin Chi, Yang Chen, Yu Tian, Yue Chun-Ying
