Bad Genius

Chutimon Chuengcharoensukying

as Lynn

Chanon Santinatornkul

as Bank

Eisaya Hosuwan

as Grace

Teeradon Supapunpinyo

as Pat

Thaneth Warakulnukroh

as Lynn's Father

Sarinrat Thomas

as Headmistress

Ego Mikitas

as Test Centre Supervisor

Pasin Kuansataporn

as Tong

Sahajak Boonthanakit

as Pat's Father

Kanjana Vinaipanid

as Pat's Mother

Yuthapong Varanukrohchoke

as Mr. Sophon

Nopawat Likitwong

as Exam Proctor

Vittawin Veeravidhayanant

as Pat's Friend 1

Suwijak Mahatthanachotwanich

as Pat's Friend 2

Narwin Rathlertkarn

as Pat's Friend 3

Thanawat Sutat Na Ayutthaya

as Pat's Friend 4

Thanachart Phinyocheep

as Pat's Friend 5

Pitchatorn Santinatornkul

as STIC Client 1

Thanwalai Pornjirattikal

as STIC Client 2

Natchanok Kamonrattananan

as STIC Client 3

Thanyarat Naovaratpong

as STIC Client 4

Theerasak Udomsub

as STIC Client 5

Sivapee Mapaisankit

as STIC Client 6

Bundit Saejiw

as STIC Client 7

Kobrsak Noomnoi

as Teen Genius Host

Uraiwan Puvichitsutin

as Bank's Mother

Somchai Ruedikunrangsi

as Bank's Father

Sasidis Sasisakulporn

as AV Officer

Panot Sukhjitr

as Hoodlum 1

Boonyarich Baijiam

as Hoodlum 2

David Gray

as Facetime Father

Laluna Nitze

as Facetime Daughter

Rod Mabin

as Australian News Anchor

David Bloom

as STIC Officer

Neil Hayes

as STIC Officer

Margaret Tuner

as STIC Officer

Amie Cicciarello

as STIC Officer

Valerie Bentson

as STIC Officer

Taffy Marufu

as STIC Invigilator

Markus Waldow

as Test Centre Supervisor's Assistant

Arisa Hansura

as Embassy Consul

Napha Sinxayvoravong

as STIC Thai Student 1

Arisa Ogata

as STIC Thai Student 2

Suttida Wongpramoth

as STIC Thai Student 3

Connor Malanos

as Busker

Heather Prowse

as Old Lady at the Station

Salaithip Charubhumi

as University Professor

Benjamin Nitze

as Confession Officer 1

Valentin Velkov

as Confession Officer 2

Shanya Jiwachotkamjorn

as Lynn's Left Hand Talent

Wisanlaya Kuekoolkwamsook

as Lynn's Hand Talent

Suquan Bulakul

as Female News Anchor (voice)