Ratman to the Rescue

Main Role

• 
  Sammy Leung

  Tong Leung Shing / "Oliver"

  Main Role
• 
  Priscilla Wong

  Song Hoi Yan / "Yan"

  Main Role

Support Role

• 
  Kaman Kong

  Tong Mei Fan / "Ella"

  Support Role
• 
  Zoie Tam

  Ming Cheuk Kei / "Nadia"

  Support Role
• 
  Angelina Lo

  Yuen Lai Wan [Ella and Oliver's mother/Tong Su Gan's wife]

  Support Role
• 
  Cheung Kwok Keung

  Ming Kwan Yi / Mr. Ming [Nadia's father / Chief Editor of Web Media]

  Support Role
• 
  Daniel Chau

  Chui Chun Wai / Sai Chui San / Gum Gwai Jay /" Lucas" [Jun Chin's younger brother]

  Support Role
• 
  Henry Lo

  Song Fei / Fei Gor / Ah Fei [Yan's father and Suet Mui's old wife]

  Support Role
• 
  Helen Ma

  Ming Suet Mui / A Mui / Auntie Beauty / Auntie Anna / "Anna"[Yan's mother and Kwan Yi's elder sister]

  Support Role
• 
  Henry Yu

  Tong Su Gan [Oliver and Ella's father; Mansion security guard/Yuen Lai Wan's husband]

  Support Role
• 
  Andrew Yuen

  Hong Ting Bong

  Support Role
• 
  Florence Kwok

  Wong Chui Fa / Ah Fa / Miss Fa

  Support Role
• 
  Geoffrey Wong

  Chow Man Woo / Chow Sir / "Joe"

  Support Role
• 
  Amisha Ng

  Chun Hoi Sum / Ah Sum / "Happy"

  Support Role
• 
  Chun Kai Wai

  Marco

  Support Role
• 
  Jones Lee Support Role
• 
  Chiu Lok Yin Support Role
• 
  Yeung Shui Lun Support Role
• 
  So Lai Ming Support Role
• 
  Kong Wing Fai Support Role
• 
  Ng Shui Ting Support Role
• 
  Esther Wan Support Role
• 
  Tony Yee Support Role
• 
  Willie Lau Support Role
• 
  Kevin Tong Support Role
• 
  Jenny Wong Support Role
• 
  Kimmi Tsui Support Role
• 
  Rachel Ching Support Role
• 
  Billy Cheung Support Role

Guest Role

• 
  Bianca Chan

  Song Hoi Yan [Young]

  Guest Role
• 
  Bryan Cheng

  Tong Leung Shing [Young]

  Guest Role
• 
  Jerry Koo

  (Ep. 1)

  Guest Role
• 
  Antonio Ng

  (Ep. 1)

  Guest Role
• 
  Terence Siu

  (Ep. 1)

  Guest Role
• 
  Cecilia So

  [Pui's mother] (Ep. 1-2)

  Guest Role
• 
  Yu Chi Ming

  [Big boss] (Ep. 1, 10)

  Guest Role
• 
  Chloe Nguyen

  Bak Wah (Ep. 2)

  Guest Role
• 
  Sam Tsang

  Yeung Gwong Choi (Ep. 2-3)

  Guest Role
• 
  Suet Nei

  (Ep. 2-3, 6, 20)

  Guest Role
• 
  Phoebe Chow

  [Teacher] (Ep. 4)

  Guest Role
• 
  Erica Chan

  [Applicant] (Ep. 4)

  Guest Role
• 
  Marine Lee

  Cheung Ka Lei (Ep. 4-5)

  Guest Role
• 
  Ball Mang

  (Ep. 4, 7-9)

  Guest Role
• 
  Gordon Siu

  Sung Lap Kei (Ep. 6-7)

  Guest Role
• 
  Eileen Yeow

  Cheng Tai (Ep. 6-7, 20)

  Guest Role
• 
  Wu Fei

  (Ep. 7)

  Guest Role
• 
  Kiwi Yuen

  Chung Tai [Lai Sai Chung's wife] (Ep. 8-9)

  Guest Role
• 
  Joe Yau

  (Ep. 9)

  Guest Role
• 
  Nicole Wan

  May (Ep. 9, 11-12)

  Guest Role
• 
  Cheung Sze Yan

  (Ep. 13)

  Guest Role
• 
  Leo Kwan

  (Ep. 13-14, 16)

  Guest Role
• 
  Sandy Leung

  (Ep. 14)

  Guest Role
• 
  Milkson Fong

  Hung Jay (Ep. 14, 20)

  Guest Role
• 
  Frankie Choi

  Hon Wu (Ep. 15)

  Guest Role
• 
  Janice Ting

  [Secretary]

  Guest Role
• 
  Keith Mok

  [CID]

  Guest Role
• 
  Danny Lo Guest Role
• 
  Kimmy Low Guest Role
• 
  Janice Pang Guest Role
• 
  Tony Chui Guest Role
• 
  Thomas Ng Guest Role
• 
  Jim Tang Guest Role
• 
  Wong Wai Tong Guest Role
• 
  Eric Cheng Guest Role
• 
  Georgina Chan Guest Role
• 
  Tse Ho Yat Guest Role
• 
  Dickson Wong Guest Role
• 
  Michael Wai

  Wai Lim (Ep. 10)

  Guest Role
• 
  Jacky Lee Guest Role
• 
  Edith Au

  [Hung's mother]

  Guest Role
• 
  Terence Tung Guest Role
• 
  Lucas Yiu Guest Role
• 
  Siu Lai Man Guest Role
• 
  Hebe Chan Guest Role
• 
  Albert Cheung Guest Role
• 
  Mina Kwok

  Iris (Eps. 8-9)

  Guest Role
• 
  Louis Szeto Guest Role
• 
  Fanny Lee Guest Role

Unknown

• 
  Helen Ng Unknown
• 
  Bert Mok Unknown
• 
  Andy Wong Unknown
• 
  Kinlas Chan Unknown
• 
  Joey Miu Unknown
• 
  Cherry Cheung Unknown