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