Vin Diesel
Groot (voice)
Chris Pratt
Peter Quill
Nathan Fillion
Monstrous Inmate
Benicio del Toro
The Collector
James Gunn
Maskless Sakaaran, Director, Writer
Josh Brolin
Thanos (uncredited)
Michael Rooker
Yondu Udonta
Glenn Close
Nova Prime
Seth Green
Howard the Duck (voice) (uncredited)
John C. Reilly
Corpsman Dey
Bradley Cooper
Rocket (voice)
Laura Haddock
Meredith Quill
Stan Lee
Xandarian Ladies' Man, Thanks, Executive Producer
Ralph Ineson
Ravager Pilot
Peter Serafinowicz
Denarian Saal
Wyatt Oleff
Young Quill
Kevin Feige
Producer
Kyrsten Mate
Sound Effects Editor
Sharif Atkins
Nova Arresting Pilot
Mikaela Hoover
Nova Prime's Assistant
Louis D'Esposito
Executive Producer
Sean Gunn
Kraglin / On Set Rocket
Kim McGarrity
Fight Choreographer
Brendan Fehr
Corpsman Dey's Partner
Don Heck
Thanks
Victoria Alonso
Executive Producer
Enzo Cilenti
Watchtower Guard
Emmett Scanlan
Head Riot Guard
David J. Grant
Co-Producer
Rob Zombie
Ravager Navigator (voice)
Barbara Harris
ADR Voice Casting
Stephen Urata
Sound Re-Recording Assistant
John Brotherton
Nova Starblaster Pilot
Lloyd Kaufman
Prisoner (uncredited)
Dave Jordan
Music Supervisor
Tomas Arana
Kree Ambassador
Matthew Wood
Supervising Sound Editor, Sound Designer
Nik Korda
Executive Producer, Unit Production Manager
Peter MacDonald
Second Unit Director
Stacy Mann
Publicist
Christopher Boyes
Sound Re-Recording Mixer, Supervising Sound Editor, Sound Designer
Stephen Blackehart
Knowhere Dispatcher
Graham Shiels
Alien Nova Pilot
Keith Giffen
Characters
Monique Ganderton
Stunt Double
Lora Hirschberg
Sound Re-Recording Mixer
Bryan Andrews
Storyboard Artist
Jan Petřina
Stunt Double
Dan Grace
Costume Supervisor