陳昊森

Chang Jia-han

曾敬驊

Birdy Wang

戴立忍

Adult Chang Jia-han

王識賢

Adult Birdy Wang

Fabio Grangeon

Father Oliver

曲獻平

Horn

楊傑宇

Rocky

邱治澔

Phil

Mimi Shao

BanBan

林暉閔

Bullied Schoolboy

王彩樺

Jia-han's Mother

吳承洋

Jia-han's Brother

Lenny Li

Brother's Girlfriend

David Chiu

Chi Chia-wei

林志儒

Old Lonely Man in Park

蘇達

Dirty Head

洪都拉斯

Instructor

Chen Yi-ruei

Angel

龍劭華

Birdy's Dad

Chin Tzu-yen

Choir Girl

瞿友寧

Chief Instructor

馬念先

Adult Horn

Mountain Kao

Adult Phil

魏如萱

Adult BanBan

Jean-François Blanchard

Alex