The Forgotten Day

Director

• 
  Amy Wong

Main Role

• 
  Roger Kwok

  Chiu Tak Hing

  Main Role
• 
  Shaun Tam

  Mung Yat Yin

  Main Role
• 
  David Chiang

  Mung Kwan Dun

  Main Role
• 
  Grace Wong

  Yau Fei Yee / "Freeya"

  Main Role

Support Role

• 
  Elvina Kong

  Ng Sun Mei [Yiu Chung's elder sister and Fei Yee's friend]

  Support Role
• 
  Zoie Tam

  Se Man Nga [Tak Hing's wife and Koon Yat's mother]

  Support Role
• 
  Lisa Lau

  Mung Siu Dau / "Dau Dau" [Yat Yin's younger sister]

  Support Role
• 
  Roxanne Tong

  Lam Hoi Ching / "Ching Ching" [Yat Yin's doctor and friend]

  Support Role
• 
  Max Cheung

  Yi Wan Sze [Sun Mei's ex-husband]

  Support Role
• 
  Anthony Ho

  Ng Yiu Chung [Sun Mei's younger brother]

  Support Role
• 
  Bowie Wu

  Lee Hon Tau [Yat Yin and Siu Dau's grandfather]

  Support Role
• 
  Pal Sinn

  Zheung Lung [Zheung Chun's father]

  Support Role
• 
  Amy Fan

  Kam Ching Ling

  Support Role
• 
  Gary Tam

  Yim Sing [Yiu Chung's friend]

  Support Role
• 
  Derek Wong

  So Tak Ching / "Ted" [Yat Yin's business partner]

  Support Role
• 
  Carlo Ng

  Ma Hok Nung

  Support Role
• 
  MoMo Wu

  Tam Ching Huen

  Support Role
• 
  Amisha Ng

  Gigi [Nurse]

  Support Role
• 
  Nicole Wan

  [Designer]

  Support Role
• 
  Snow Suen Support Role
• 
  Ng Pui Yu

  [Teacher]

  Support Role
• 
  Akai Lee Support Role
• 
  Willie Lau Support Role
• 
  Kelvin Liu Support Role
• 
  Kings Wong Support Role
• 
  Billy Cheung Support Role
• 
  Chiu Lok Yin Support Role
• 
  Oscar Li

  Gei Sai

  Support Role
• 
  Man Yeung Support Role
• 
  So Lai Ming Support Role
• 
  Kelvin Yuen

  Kim

  Support Role
• 
  Sabrina Lau

  Ai Fan / "Elfa"

  Support Role
• 
  Chun Kai Wai Support Role
• 
  Elizabeth Nicole Wu

  A Si

  Support Role
• 
  Eddie Pang

  Lin Tian Guang

  Support Role

Guest Role

• 
  Tony Chui Guest Role
• 
  Lucas Yiu Guest Role
• 
  Janice Pang Guest Role
• 
  Mina Kwok Guest Role
• 
  Terence Tung Guest Role
• 
  Deborah Poon

  [Worker]

  Guest Role
• 
  Tse Ho Yat Guest Role
• 
  Felix Ng Guest Role
• 
  Jacky Lee Guest Role
• 
  Au Hin Wai

  [Doctor]

  Guest Role
• 
  Leo Kwan

  (Ep. 7)

  Guest Role
• 
  Siu Lai Man Guest Role
• 
  Yuki Law

  (Ep. 4-5)

  Guest Role
• 
  Gordon Siu Guest Role
• 
  Kimmy Low Guest Role

Unknown

• 
  Andy Wong Unknown
• 
  Keith Mok Unknown
• 
  Kinlas Chan Unknown
• 
  Fred Cheung Unknown
• 
  Jenny Wong Unknown
• 
  Wu Fei Unknown
• 
  Sandy Leung

  (Ep. 1, 8-9)

  Unknown
• 
  Bert Mok Unknown
• 
  Kevin Tong Unknown
• 
  Lena Li Unknown
• 
  Terrence Huang Unknown

Bit part

• 
  Danny Lo

  [Taxi driver]

  Bit part
• 
  Jim Tang Bit part
• 
  Burmie Wong

  [Waitress] (Ep. 11, 14, 21, 22, 25)

  Bit part
• 
  Oman Lam Bit part
• 
  Miguel Choi Bit part