On the First Beat

Main Role

• 
  Joey Yung

  Cheung Nim Yan

  Main Role
• 
  Sonija Kwok

  Yuen Wai Nei / "Winnie"

  Main Role
• 
  Michael Tao

  Cheung King Fung

  Main Role
• 
  Sammul Chan

  Lee Pak Kiu

  Main Role
• 
  Ron Ng

  Chung Lap Man

  Main Role

Support Role

• 
  Timothy Cheng

  Yip San

  Support Role
• 
  Marine Lee

  An Tsz Wai

  Support Role
• 
  Dominic Lam

  Wu Cheuk Yan

  Support Role
• 
  Chin Ka Lok

  Kuk Ming Cheung / "Ken"

  Support Role
• 
  Wong Cho Lam

  A Shui

  Support Role
• 
  Casper Chan

  To Ling Ling / "Ling"

  Support Role
• 
  Kara Wai

  Wong Shuk Yin

  Support Role
• 
  Felix Lok

  Kwok Pui

  Support Role
• 
  Samuel Kwok

  Lam Sun Kang / Lam Sir

  Support Role
• 
  Ellesmere Choi

  Kwok Kai Chui

  Support Role
• 
  Kate Tsui

  Man Ching

  Support Role
• 
  Kenny Kwan

  Yuen Ka Fu

  Support Role
• 
  Ben Wong

  Po Lik Chi

  Support Role
• 
  Power Chan

  Lai Chi Kin

  Support Role
• 
  Florence Kwok

  Tong Jing Nga

  Support Role
• 
  Stefan Wong

  Wu Kuen Dung

  Support Role
• 
  Law Koon Lan

  Chan Yin Lan / "Queenie"

  Support Role
• 
  Hoffman Cheng

  Ngai Horn Sung

  Support Role
• 
  Peter Pang

  Tang Yau Ling

  Support Role
• 
  Joseph Lee

  Pang Ho Leung

  Support Role
• 
  Candy Chu

  Susanna

  Support Role
• 
  Tsui Wing

  Lau Ka Tung

  Support Role
• 
  Lai Suen

  Yau Yi Muoi

  Support Role
• 
  Andy Sui

  [Police officer]

  Support Role
• 
  Daniel Kwok

  Sung Hin Lung

  Support Role
• 
  Eddie Li

  [CID]

  Support Role
• 
  Hugo Wong

  Kwan Ka Keung

  Support Role
• 
  Russell Cheung

  [CID]

  Support Role
• 
  Adam Ip

  Wan Chin Pang

  Support Role
• 
  Eric Chung

  [School principal]

  Support Role
• 
  Henry Lo

  Chan Ting Wah

  Support Role
• 
  Tony Kwong

  Yu Siu Wai

  Support Role
• 
  Andy Dai

  Au Tat Wah

  Support Role
• 
  Ng Wai Shan

  Mrs. Hon

  Support Role
• 
  Davily Leung

  Ha Man Yu

  Support Role
• 
  Ricky Wong

  A Fu

  Support Role
• 
  Alan Luk

  Au Zhan Ki

  Support Role
• 
  Dickson Lee

  Lam Sok Chuen

  Support Role
• 
  Lee Hoi Sang

  [Landlord]

  Support Role
• 
  Candy Cheung Support Role
• 
  Ip Chun Sing Support Role
• 
  Jonathan Lee Support Role
• 
  Chiu Lok Yin Support Role
• 
  Chan Min Leung Support Role
• 
  Coson Leung Support Role
• 
  Gill Mohindepaul Singh Support Role
• 
  Chiu Shek Man Support Role
• 
  Man Yeung Support Role
• 
  Martin Tong Support Role
• 
  Sam Leung Support Role
• 
  Johnny Ngan Support Role
• 
  Kwan Ching Support Role
• 
  Ho Chun Hin Support Role
• 
  Akai Lee Support Role
• 
  Georgina Chan Support Role
• 
  Pauline Chow Support Role
• 
  Anita Kwan Support Role
• 
  Sunny Lau Support Role
• 
  Po Ming Nam Support Role
• 
  Kong Fai Support Role
• 
  Eddie Ho Support Role
• 
  Jacky Yeung Support Role
• 
  Kam Chi Ching Support Role
• 
  Oscar Chan Support Role
• 
  Eddie Law Support Role
• 
  Ko Chun Man Support Role
• 
  Kau Cheuk Nang Support Role
• 
  Deborah Poon Support Role
• 
  Cheng Ka Sang Support Role
• 
  Deon Cheung Support Role
• 
  Jim Tang Support Role
• 
  Jenny Wong Support Role
• 
  Cecilia So Support Role
• 
  Willie Wai Support Role
• 
  Patrick Dunn Support Role
• 
  Max Cheung Support Role
• 
  Rocky Cheng Support Role
• 
  Raymond Chiu Support Role
• 
  Sunny Dia Support Role
• 
  Jimmy Au Support Role
• 
  Jason Lam Support Role
• 
  Damon Law Support Role
• 
  Vincent Cheung Support Role
• 
  English Tang Support Role
• 
  Leo Tsang Support Role
• 
  Mak Ka Lun Support Role
• 
  Yoe Biu Support Role
• 
  Forest Chan Support Role
• 
  Lily Liu Support Role
• 
  Ngai Wai Man Support Role
• 
  Lam King Kong Support Role
• 
  Shally Tsang Support Role
• 
  Yu Mo Lin Support Role
• 
  Bruce Li Support Role
• 
  Li Shing Cheong Support Role
• 
  Stephen Ho Support Role
• 
  Wong Man Piu Support Role

Guest Role

• 
  Michelle Yim

  Chan Yin Ting

  Guest Role
• 
  Michael Miu

  Lee Man Sing / "Sunny"

  Guest Role
• 
  Tavia Yeung

  Ho Fa

  Guest Role
• 
  Fiona Sit

  Ma Oi Lam / "Fiona"

  Guest Role
• 
  Selena Lee

  Yip Ling Fung

  Guest Role
• 
  Matthew Ko

  Lo Yan Jaak

  Guest Role
• 
  Deep Ng

  Ho Ming

  Guest Role
• 
  Kenny Wong

  Hon Chin Kuen

  Guest Role
• 
  Francois Wong

  [French tourist] (Ep. 1)

  Guest Role
• 
  Astrid Chan

  Karen

  Guest Role
• 
  Janice Shum

  [Luk Ji Yiu's wife]

  Guest Role
• 
  Jacky Wong Guest Role