Senior Forensic Chemist Jack 'Pro Sir' Po is the head of the Forensic Department and is skilled at analysing criminal psychology. He has a unique view on human nature and is familiar with the structure of various firearms. Pro Sir works closely with Senior Pathologist Mandy Chung in a wide range of fields including psychology, anthropology, criminology and forensic science.
Wayne Lai Yiu-Cheung
Po Kwok Tung (Jack / Pro Sir)
Maggie Cheung Ho-Yee
Chung Hok Sum (Mandy)
Kate Tsui Tsz-Shan
Ling Sin Yee (Ada)
Ron Ng Cheuk-Hai
Lee Chin Fung (Wind)
Nancy Wu Ting-Yan
Chow Yik Fei (Eva)
Aimee Chan
Chiang Cheuk Kwan (Angel)
Edwin Siu
Ho Ching Man (Ken)
Ram Chiang Chi-Kwong
Yau Kin Po (Paul)
Geoffrey Wong Chi-Hung
Jason Ko
Silent Witness75%
Nemesis75%
Five Days58%
L.A.'s Finest69%
Jack Irish67%
The Endgame75%
The Chemistry of Death66%
Goliath75%
77 Sunset Strip72%
Vigil71%
Law & Order Toronto: Criminal Intent71%
Waking the Dead72%
Hill Street Blues76%
Troppo68%
The Coroner63%
Bosch: Legacy79%
Baretta65%
Mr Inbetween83%
Harrow75%
Peter Gunn65%
