Jetrin Wattanasin as Singha

Mario Maurer as Young Singha

Apinya Sakuljaroensuk as Mithuna

Yutthana Boonaom as Soeng

Chaleumpol Tikumpornteerawong as Young Soeng

Varut Woratham as Jootden

Kanawat Chantaralawan as Young Jootden

Punyawee Sukkulworasate as Jad

Natthakan Thayutajaruwit as Young Jad

Kapon Thongphlap as Pong

Thanachot Onjanpresert as Young Pong

Boonyita Ngamsappsilp as Kanda

Phatraporn Poonpiriyapong as Young Kanda

Jaron Sorat as Laem

Krongthong Rachatawan as Mithuna's Mother

Pantham Thongsang as Director

Prakasit Bosuwan as Teacher

Aanan Boonnak as Teacher

Apichart Chusakul as Singha's Father

Alisa Kajornchaiyakul as Singha's Mother

Anake Inthajun as Soeng's Father

Pisitchalerm Morakran as Kong

Marco Maurer as Thanwa

Chureeporn Artpu as Sahrai