Paddleton

Mark Duplass

Michael

Ray Romano

Andy

Christine Woods

Doctor Hagen

Jen Sung

Master Liu

Stephen Oyoung

Chien

Bjorn Johnson

Master Liu (voice)

Harry Dej

Copy Shop Customer

Sierra Fisk

Olive

Alana Carithers

Dr. Laurey (voice)

Lu Junchang

Ku Woo Tai

Hiroo Minami

Ninja 1

Sam Ly

Ninja 2