Twilight Investigation

Main Role

• 
  Linda Chung

  Chung Yee Tak

  Main Role
• 
  Wong He

  Gei On Gui / "Encore"

  Main Role
• 
  Power Chan

  Ho Ying Biu / 977

  Main Role

Support Role

• 
  Bill Chan

  Yip Kwok Cheung

  Support Role
• 
  Jonathan Cheung

  Chiu Ying Tat

  Support Role
• 
  Marine Lee

  Gei On Lok / Leng Mui

  Support Role
• 
  Lau Dan

  So Kam Lam

  Support Role
• 
  Chow Chung

  Gei Ho Yee

  Support Role
• 
  Kingdom Yuen

  Lo Lai Na / "Laura"

  Support Role
• 
  Ben Wong

  Cheng Yuen Ching / "Joe"

  Support Role
• 
  Chris Lai

  Yau Sam Kit

  Support Role
• 
  Mary Hon

  Leung Wai Kuen

  Support Role
• 
  Queenie Chu

  Lee Ka Man / "Mandy"

  Support Role
• 
  Oceane Zhu

  Nie Bing / Bing Bing

  Support Role
• 
  Raymond Wong

  Chow Ka Sing / A Sing

  Support Role
• 
  Johnson Lee

  Wong Siu Fu

  Support Role
• 
  Suet Nei

  Cheung Mei Fong

  Support Role
• 
  Teresa Ha

  [Chung Yee Tak's grandmother]

  Support Role
• 
  Rebecca Chan

  Gei Ho Yan

  Support Role
• 
  Bryant Mak

  Jason

  Support Role
• 
  Andy Dai Support Role
• 
  Joseph Lee

  Ho Lai Shun

  Support Role
• 
  Macy Chan

  Cheuk Yan

  Support Role
• 
  Max Cheung Support Role
• 
  Chiu Shek Man Support Role
• 
  Jimmy Au Support Role
• 
  Vincent Cheung Support Role
• 
  Sarah Song Support Role
• 
  Man Yeung Support Role
• 
  Miguel Choi Support Role
• 
  Calinda Chan Support Role
• 
  Leo Tsang Support Role
• 
  Martin Tong Support Role
• 
  Snow Suen Support Role
• 
  Chloe Nguyen Support Role
• 
  Ling Lai Man Support Role
• 
  Tony Kwong Support Role
• 
  Forest Chan Support Role
• 
  Ronald Law

  Tom

  Support Role
• 
  Esther Wan Support Role
• 
  Eddie Law Support Role
• 
  Eric Chung Support Role
• 
  Lee Hoi Sang Support Role
• 
  Fanny Ip Support Role
• 
  Cecilia So Support Role
• 
  Kau Cheuk Nang Support Role
• 
  Karen Lee

  Wang Mei Qi [Mrs. Ho]

  Support Role
• 
  Pauline Chow Support Role
• 
  Catherine Chau Support Role
• 
  Wong Man Piu Support Role
• 
  Kwok Tak San Support Role
• 
  Samantha Chuk Support Role
• 
  Akai Lee Support Role
• 
  Lam King Kong Support Role
• 
  Siu Lai Man Support Role
• 
  Kaki Leung

  Ho Lai Sing

  Support Role
• 
  Calvin Lui Support Role
• 
  Sammy Sum Support Role
• 
  Mandy Lam Support Role
• 
  Chiu Lok Yin Support Role
• 
  Steve Lee Support Role
• 
  Ng Wai Shan Support Role
• 
  Cheng Ka Sang Support Role
• 
  Daniel Kwok Support Role
• 
  Chan Min Leung Support Role
• 
  Adam Ip Support Role
• 
  Alice Fung Support Role
• 
  Amy Ng Support Role
• 
  Alan Luk

  Ma Chi Chiu

  Support Role

Guest Role

• 
  Sam Chan

  Cheung Chun Fai / "Peter"

  Guest Role
• 
  Jerry Koo

  Lo Hoi

  Guest Role
• 
  Ram Chiang

  Mok Chun Chung

  Guest Role
• 
  Bobo Hoi Guest Role
• 
  Dickson Wong Guest Role
• 
  Janice Shum

  Gu Wing Tzi

  Guest Role
• 
  Ai Shang Zhen Guest Role

Unknown

• 
  Jenny Wong Unknown
• 
  Sin Tik Kei

  Yan Yan

  Unknown