Ray Gunn

Sam Rockwell

Raymond Gunn (voice)

Scarlett Johansson

Venus Nova (voice)

Tom Waits

Eyera (voice)

Matt Berry

Francis 'Slugsy' Xavier (voice)

Kathryn Hunter

Vanzine (voice)

Alan Tudyk

Barry Vogel (voice)

Bobby Cannavale

Arnold Dom (voice)

Michelle Rodriguez

Roz Dexler (voice)

Faruq Tauheed

Lou Blevins (voice)

Michael Chernus

Sam (voice)

Brad Bird

Gunsol / Musker (voice)

Patton Oswalt

Hologram (voice)

John Ratzenberger

(voice)

Jamie Costa

(voice)

Kether Donohue

(voice)