Brandon

Seth Green

Vanessa

Rachel Bloom

Dan

Breckin Meyer

Pen

Brenda Song

Ian

Macaulay Culkin

Dory

Clare Grant

Emma

Rose Williams

Marc

Kedar Williams-Stirling

Martin

Randy Orton

Dad

Rob Paulsen

Sasha

Rita Khori

Mom

Andrea Romano

Mauricio

Monib Abhat

Martin's Friend (uncredited)

Matt Cohen

Suchin

Kenneth Won

Klahan

Somchai Santitharangkun

Thai Taxi Driver

Chatchawan Wongarj

Alex

Dennis Charles Bidwell

Emcee

Chairat Ueasalung

Randy's Friend

Eric Blackmon

Phi Phi Concierge

Manita Chobchuen

Phang

Khiri Lowenstein

Reggae Bartender

Manop Seengoen

Jumping Boy

Akarachai Nilsamut

Mongkut

Taweesak Baoseehah

Waiter

Sakda Yonduk

Changarong

Suwattana Takanratti

Ian's Opponent

Diswara Kajaisri

Mel

Mel Caylo

Monk

Sunthorn Boonratnang