Chris Pratt
Role: Peter Quill
Vin Diesel
Role: Groot (voice)
Bradley Cooper
Role: Rocket (voice)
Michael Rooker
Role: Yondu Udonta
Djimon Hounsou
Role: Korath
John C. Reilly
Role: Corpsman Dey
Glenn Close
Role: Nova Prime
Benicio del Toro
Role: The Collector
Laura Haddock
Role: Meredith Quill
Sean Gunn
Role: Kraglin / On Set Rocket
Peter Serafinowicz
Role: Denarian Saal
Christopher Fairbank
Role: The Broker
Krystian Godlewski
Role: On Set Groot
Wyatt Oleff
Role: Young Quill
Janis Ahern
Role: Meredith's Mother
Solomon Mousley
Role: Meredith's Brother
Lindsay Morton
Role: Meredith's Best Friend
Robert Firth
Role: Dr. Fitzgibbon
Melia Kreiling
Role: Bereet
Nick Holmes
Role: Horuz' Mate
Max Wrottesley
Role: Sacrificed Nova Corpsman
Stan Lee
Role: Xandarian Ladies' Man
Nicole Alexandra Shipley
Role: Pretty Xandarian
Sharif Atkins
Role: Nova Arresting Pilot
Brendan Fehr
Role: Corpsman Dey's Partner
Tomas Arana
Role: Kree Ambassador
Mikaela Hoover
Role: Nova Prime's Assistant
Emmett Scanlan
Role: Head Riot Guard
Dominic Grant
Role: Angry Guard
Spencer Wilding
Role: Mean Guard
Alison Lintott
Role: Sad Woman with Horns
Alexis Rodney
Role: Moloka Dar
Nathan Fillion
Role: Monstrous Inmate
Keeley Forsyth
Role: Mottled Prisoner
Frank Gilhooley
Role: Burly Prisoner
Alexis Denisof
Role: The Other
Enzo Cilenti
Role: Watchtower Guard
Richard Katz
Role: One Legged Prisoner
Ene Frost
Role: Rifle Guard
Ronan Summers
Role: 'Drop the Leg' Guard
Ophelia Lovibond
Role: Carina
Laura Ortiz
Role: Tortured Pink Girl
Marama Corlett
Role: Pit Boss
Rosie Jones
Role: Lady of the Boot of Jemiah
Abidemi Sobande
Role: Lady of the Boot of Jemiah
Ekaterina Zalitko
Role: Lady of the Boot of Jemiah
Emily Redding
Role: Lady of the Boot of Jemiah
Stephen Blackehart
Role: Knowhere Dispatcher
Jennifer Moylan-Taylor
Role: Sad Krylorian Girl
Bruce Mackinnon
Role: One-Eyed Ravager
Ralph Ineson
Role: Ravager Pilot
Rob Zombie
Role: Ravager Navigator (voice)
Naomi Ryan
Role: Nova Centurion
John Brotherton
Role: Nova Starblaster Pilot
Graham Shiels
Role: Alien Nova Pilot
James Gunn
Role: Maskless Sakaaran
Douglas Robson
Role: Maskless Sakaaran
Rachel Cullen
Role: Corpsman Dey's Wife
Isabella Poynton
Role: Corpsman Dey's Daughter
Imogen Poynton
Role: Corpsman Dey's Daughter
David Yarovesky
Role: Goth Ravager
Miriam Lucia
Role: Crying Xandarian Citizen
Josh Brolin
Role: Thanos (uncredited)
Lloyd Kaufman
Role: Prisoner (uncredited)
Tyler Bates
Role: Ravager Pilot (uncredited)
Seth Green
Role: Howard the Duck (voice) (uncredited)
Jozef Aoki
Role: Kyln Prisoner (uncredited)
Erica Melargo
Role: Xandar Resident (uncredited)
