Sisley Choi (蔡思貝) attended an environmental friendly event on 21st September 2019. When asked if her scenes were reduced in Line Walker 3 (使徒行者3) drama as TVB planned to groom Serene Lim (林宣妤), Sisley replied it was rumour only: “The reviews from Line Walker 2 series is excellent and I feel very honoured to participate in the third season. I am working with Raymond Lam (林峯), Michael Miu (苗僑偉), Owen Cheung (張振朗), Mandy Wong (黃智雯) and Kenneth Ma (馬國明).

Source: https://ol.mingpao.com/ldy/showbiz/latest/20190921/1569058473527/%e3%80%90%e8%bd%89%e6%8d%a7%e6%9e%97%e5%ae%a3%e5%a6%a4-%e3%80%91%e5%82%b3%e9%81%ad%e5%85%ac%e5%8f%b8%e5%88%aa%e6%b8%9b%e6%96%b0%e5%8a%87%e6%88%b2%e5%88%86-%e8%94%a1%e6%80%9d%e8%b2%9d-%e5%82%b3%e8%81%9e%e5%95%ab