Orion (voice)

Jacob Tremblay

Acting

Dark (voice)

Paul Walter Hauser

Acting

Sweet Dreams (voice)

Angela Bassett

Acting

Adult Orion (voice)

Colin Hanks

Acting

Sleep (voice)

Natasia Demetriou

Acting

Unexplained Noises (voice)

Golda Rosheuvel

Acting

Insomnia (voice)

Nat Faxon

Acting

Quiet (voice)

Aparna Nancherla

Acting

Light (voice)

Ike Barinholtz

Acting

Orion's Mom (voice)

Carla Gugino

Acting

Orion's Dad (voice)

Matt Dellapina

Acting

Tycho (voice)

Nick Kishiyama

Acting

Hypatia (voice)

Mia Akemi Brown

Acting

Adult Hypatia (voice)

Shannon Chan-Kent

Acting

Richie Panici (voice)

Jack Fisher

Acting

Narrator (voice)

Werner Herzog

Directing

Lisa (voice)

Sky Alexis

Acting

Woman at the Drive-In (voice)

Hira Ambrosino

Acting

Man at the Drive-In (voice)

Yoshi Ando

Acting

Mrs. Spinoza (voice)

Larisa Asuaje

Acting

Irene's Boss / Cucumber Dentist / Soda / Insomnia Guy 1 (voice)

Sean Charmatz

Directing

Stray Cat / Insomnia Guy 2 (voice)

Walt Dohrn

Acting

Adult Sally (voice)

Ren Hanami

Acting

Irene (voice)

Amy Hill

Acting

Irene's Daughter / Insomnia Girl (voice)

Alyssa Lee

Acting

Scared Child (voice)

Noah McCown

Acting

Sally (voice)

Shino Nakamichi

Acting

Irene's Coworker / Mom / Juice Box / Insomnia Teacher (voice)

Aliki Theofilopoulos

Writing

Insomnia Man (voice)

Toru Uchikado

Acting