Lee Wong-Sang

as Police Superintendent A

as Police Officer

as 倭赫 (2 episodes)

as 孔永佳 (1 episode), as Robert（法证科） (20 episodes)

as 马汉 (80 episodes)

as 木華黎 Muqali (35 episodes)

as CID（刑警）阿生 / 强 (74 episodes)