A Change of Heart

Main Role

• 
  Bosco Wong

  Yiu Yuet San / "Hugo"

  Main Role
• 
  Michael Miu

  Fong Zi Lik / "Power"

  Main Role
• 
  Niki Chow

  Yuen Siu Kat

  Main Role
• 
  Vincent Wong

  Tong Sin Zi / "Eason"

  Main Role
• 
  Mandy Wong

  Ha Sze Ka / "Shiga"

  Main Role
• 
  Joey Meng

  Tong Sin Hang

  Main Role

Support Role

• 
  Suet Nei

  Leung Yin Fan

  Support Role
• 
  Akina Hong

  Lei Wan Sum

  Support Role
• 
  Coffee Lam

  Vanessa S

  Support Role
• 
  Rosanne Lui

  Yeung Siu Jin

  Support Role
• 
  Benz Hui

  Yip Ngok Leung

  Support Role
• 
  Sammy Sum

  Cui Dong Gin

  Support Role
• 
  Benjamin Yuen

  Yuen Jun Peng / "Martin"

  Support Role
• 
  Elaine Yiu

  Yip Wing Yan

  Support Role
• 
  JJ Jia

  Ngan Yat Fei

  Support Role
• 
  Quinn Ho

  Chiu

  Support Role
• 
  Mandy Lam

  Yuan Siu Lan

  Support Role
• 
  Yu Chi Ming Support Role
• 
  Candice Chiu

  Helen

  Support Role
• 
  Kitty Lau Support Role
• 
  Man Yeung Support Role
• 
  Siu Lai Man

  Sa

  Support Role
• 
  Leo Tsang Support Role
• 
  William Chak Support Role
• 
  Esther Wan Support Role
• 
  Brian Chu Support Role
• 
  Yeung Chiu Hoi Support Role
• 
  Forest Chan Support Role
• 
  Otto Chan

  Ben

  Support Role
• 
  Hero Yuen Support Role
• 
  Lam King Kong Support Role
• 
  Mark Ma Support Role
• 
  Kong Wing Fai Support Role
• 
  Chan Wing Chun Support Role
• 
  Kerry Chan Support Role
• 
  Owen Cheung Support Role
• 
  Elkie Chong

  Tong Sin Hang [Young]

  Support Role
• 
  Tina Shek Support Role
• 
  Ricky Wong Support Role
• 
  Joe Junior Support Role
• 
  Milkson Fong Support Role
• 
  Henry Lo Support Role
• 
  Gordon Siu Support Role
• 
  Ho Chun Hin Support Role
• 
  English Tang

  Tong Ming Sam

  Support Role
• 
  Pauline Chow Support Role
• 
  Eric Chung Support Role
• 
  Leo Lee Support Role
• 
  Brian Tse

  Wilson

  Support Role
• 
  Chan Min Leung Support Role
• 
  Hebe Chan Support Role
• 
  Cayley Mak Support Role
• 
  James Wong Support Role

Guest Role

• 
  Hugo Wong

  Dr. Lu (Ep.3 & 5)

  Guest Role
• 
  Kaka Chan

  May (Ep. 12)

  Guest Role
• 
  Nicole Wan Guest Role
• 
  Ricky Fan Guest Role
• 
  Judy Tsang Guest Role
• 
  Louis Szeto Guest Role
• 
  Helen Seng Guest Role
• 
  Wong Wai Tong Guest Role
• 
  Dickson Wong Guest Role
• 
  Alan Tam Guest Role
• 
  Snow Suen Guest Role
• 
  Aurora Li

  [Night Shadow PR officer]

  Guest Role
• 
  Aaryn Cheung Guest Role

Bit part

• 
  Miguel Choi Bit part
• 
  Eddie Law Bit part
• 
  Calvin Chan

  [Staff] (Ep. 7)

  Bit part

Unknown

• 
  Terrence Huang Unknown
• 
  Helen Ng Unknown