Ho & So family

• Kent Cheng as Ho Kei-song (何其爽)
  • Willie Wai as young Ho Kei-song (青年何其爽)

A former triad member who was part of Lau Cheuk-nam's gang. Lau Cheuk-nam's closes and most trusted friend. He fell in love with So Yau-lam when he was taking care of her while Cheuk-nam was in prison. Owner and head chef of Zui Song Song Restaurant. So Yau-lam's husband and Joyce's father.

• Alice Chan as So Yau-lam (蘇佑琳)
  • Roxanne Tong as young So Yau-lam (青年蘇佑琳)

Lau Cheuk-nam's ex-girlfriend who never officially broke up with him. Ho Kei-song's wife and Joyce's stepmother. She and Joyce have a sisterly relationship. So Yau-miu's younger sister. Owns Zui Song Song Restaurant with Kei-song. she works the front of the restaurant as a greeter and cashier.

• • Sonija Kwok was originally cast, but due to a contract issue, she had to turn down the role
• Kingdom Yuen as So Yau-miu (蘇佑妙)
  • Winki Lai as young So Yau-miu (青年蘇佑妙)

So Yau-lam's older sister. She owns a beauty cosmetic shop that sells cheap and expired products. She lives together with Kei-song, Yau-lam and Joyce. In order to lie to Lau Cheuk-nam and protect Yau-lam, she and Kei-song pretend to be a married couple. She and Ko Kar start out as bickering enemies because he always exposes her cosmetic products as bad but the two later end up together.

• Eliza Sam as Joyce Ho Fuen-sam (何寬心)

Ho Kei-song's daughter and Yau-lam's stepdaughter. She works as an investment consultant manager at an investment company. Her enemy at work is the scantily dressed Nicole who is looking to ruin her at work. She is a lion dance student at Ko Kar's Martial Art School and is also the best friend and co-worker of Ko Kar's nephew, Ko Kai. She develops a friendship with police officer Liu Shau-Kei whom she originally mistakes as a restroom pervert and later falls in love with him.

Lau's gang

• Tommy Wong as Lau Cheuk-nam (柳卓南)
  • Eric Li as young Lau Cheuk-nam (青年柳卓南)

a triad boss who's imprisoned twenty years for smuggling gold. He is originally judged for 30 years, but was released 10 years earlier. He sees that everything has been changed since he was jailed. Cheuk-nam tries to redo the triad but did not succeed. Instead, he witnesses his way is no longer fits for the triad this time so he switches to quit the triad. He finds out that his gold is not confiscated and looks for the one that took his gold. It is finally revealed that it was stolen by his wife Yip Fong-fei (葉芳菲) who was taught by So Yau-miu. After he finds out that he was betrayed by his best friend and wife, he joins the Shark's gang and tries to get his money, but the plan is exposed and he was fought. Later he is judged for murdering Shark while the real murderer is Crab.

Liu family

• Law Lok-lam as Sir Liu
  • Kitterick Yiu

a policeman and Shau-Kei's father and Lady Win's husband. When he was younger, he was injured by Ho's gang when he joined the police force and was against the triad bureau, so he is very much against Sau-Kei's relationship with Joyce.

• Rainbow Ching as Lady Win. A TV host for a popular dining program, Sau-Kei's mother and Liu's wife.
• Mat Yeung as Liu Sau-Kei (廖守基) (homophone to cellphone with pee, 尿手機), a CID officer, Liu and Win's son. He is in love with Joyce, but due to his father being once injured by Ho's gang, he is having a hard time being with Joyce.

Ko family & students

• Li Shing-cheong as Ko Kar (高卡) (homophone to high class in the typical Hong Kong pronunciation), a physician and host of Ko Kar Martial Arts School. He is Ko Kai's uncle. He is later with So Yau-miu.
• Joel Chan as Ko Kai (高佳) (homophone to high level, 高階), son of Ko Tau (高斗) and nephew of Ko Kar, a security for Joyce company's building. His father is a businessman running a petroleum enterprise in Brunei. He also learns the lion dance from his uncle Ko Kar. He has been in love with Joyce for a long time but also acknowledges that they are not possible to be a couple. He finally chooses Tina as his girlfriend.
• Cilla Kung as Ko Kar Martial Arts School student.
• Hero Yuen as Ko Kar Martial Arts School student.
• Hoffman Cheng as Ko Kar Martial Arts School student.

Zui Song Song Restaurant staff

• Russell Cheung
• King Kong Lee as
• Sunny Tai as
• Lee Yee-man as
• Eddie Ho
• Jack Hui as

USB Finance Corporation staff

• Henry Yu as
• Ada Wong as
• Akai Lee as
• William Chu as
• Chloe Nguyen as
• Doris Chow as
• Joan Lee as
• Kate Tsang as

Hong Kong Police

• Au Hin-Wai as
• Billy Cheung as
• Derek Wong as
• Jess Sum as Tina