女朋友‧男朋友

張孝全

Liam

桂綸鎂

Mabel

Ридиан Воан

Aaron

張書豪

Ron

房思瑜

Hsiao-bao

丁寧

Hanako

陳彥廷

Best Man

胡乃婷

Swim Team

郭耀仁

Military Instructor

雷婕熙

Younger Twin Sister

Ся Жо Янь

Older Twin Sister

唐國忠

John

葉蕙芝

Obstetrician

Hung-Ying Shang-Kuan

Liam's Father

Lin Nai-Hua

Liam's Mother

Cheng-Chien Chang

Aaron's Father-in-Law

Shirley Chien

President of the Gym

Ling Chou

Oppressor Yin

Sam Ho

Ron's Husband

Chia-yen Lee

Swim Team

I.-Fan Tu

Military Instructor

楊文文

John's Wife