Slam Boy Superstar-to-be

Padung Songsang

as

Sing

Akom Preedakul

as

Joh

Passaranan Uss...

as

Nom

Paitoon Pumrat

as

Lord

Siripanya Jant...

as

Rang

Natthapol Klon...

as

John

Phanfah Pawich...

as

Nerd

Anake Inthajun

as

Pae

Apiwat Ueathav...

as

Sing's Father

Panuphan Khrut...

as

Police at Monu...

Boonsong Nakph...

as

Loan Shark

Nhoi Chernyim

as

Phayap

Ekasith Meepra...

as

Commentator

Ongart Cheamch...

as

Headmaster