Cause We Are So Young

Gigi Lai Chi

MiMi

Vincent Kok Tak-Chiu

Chuen's Boss

Leo Ku

Au Ga Chuen

Law Kar-Ying

MiMi's Father

Bonnie Wong Man-Wai

MiMi's Mother

Angela Tong Ying-Ying

Cathleen

Lee Siu-Kay

Annoyed Restaurant Diner

Kathy Chow Hoi-Mei

Mrs Chan

Lee Lik-Chi

Andy Lau

Man at Outdoor Cafe

Nicola Cheung Sun-Yuet

Tats Lau Yee-Tat

Joh Chung-Sing Rico

Roderick Lam Chung-Kei

Cheng Man-Fai

Lee Kin-Yan

Mark Lui

Pauline Yeung Yung-Lin

Jan Lam Hoi-Fung

Edmond So Chi-Wai

Joe Cheng Cho