Peter Quill / Star-Lord

Drax

Nebula

Mantis

Groot (voice)

Rocket (voice)

Kraglin

Bzermikitokolok

Alien Band (Kortolbookalia)

Alien Band (Sliyavastojoo)

Alien Band (Phloko)

Yondu

Kevin Bacon

Young Peter Quill

Cosmo the Dog (voice)

Kyra Sedgwick (voice)

Sobbing Woman

Statue Guy

'Captain America'

Gobot

Tourist Mom

Bartender

Handsome Man

Sara

Dispatcher (voice)

Officer Fitzgibbon

Officer R. Bobbitt

Upside-Down Cop

Orloni Peddler

Steemie

Gloob

Gurb

Drunken Knowherean (uncredited)

Knowhere Citizen