Will Smith
Agent J
Alice Eve
Young Agent O
Steven Spielberg
Executive Producer
Will Arnett
Agent AA (uncredited)
Justin Bieber
Alien on TV Monitors (uncredited)
Josh Brolin
Young Agent K
Etan Cohen
Screenplay
Jada Pinkett Smith
Party Guest (uncredited)
Barry Sonnenfeld
Husband Watching Launch, Director
Tony Shalhoub
1969 Newsstand Vendor (uncredited)
Jemaine Clement
Boris The Animal
Kent Blocher
Assistant Editor
Randall L. Johnson
Boom Operator
Bill Hader
Andy Warhol
Mary Bailey
Script Supervisor
Joseph D'Onofrio
New York Mets Fan #1
Jack O'Connell
1969 MIB HQ Guard
Tyler Johnson
Muscle Boy at Happening
Scott Fritts
Animation
Scott Hersh
Makeup Artist
Tobias Segal
1969 MIB Agent #1
Juno J. Ellis
Supervising ADR Editor
James Martin Kelly
1969 NYPD Cop #1
Jim McConkey
Steadicam Operator, "A" Camera Operator
Ian Blackman
Car Theft Victim
G. Mac Brown
Executive Producer, Unit Production Manager
Rip Torn
Large-Headed Alien at Funeral (uncredited)
David Zimmerman
Assistant Editor
Edgardo Simone
Orchestrator
Leonard Zimmerman
Warhol Benefactor (uncredited)
Tim Burton
Alien on TV Monitors (uncredited)
Dennis Sands
Scoring Mixer
Rick Baker
Brain Alien, Makeup Artist
Michael Chernus
Jeffrey Price
Nicole Scherzinger
Boris's Girlfriend
Adam Mucci
Prison Guard #2
Rob Riccobono
Electrician
David Slonaker
Orchestrator
Kevin Lowry
Dolly Grip
Daniel Erickson
Camera Technician
Paul Ozzimo
Conceptual Design
Jeremy Beiler
Hotel Doorman
Daniel Pollack
Location Scout
Rachel Faith Hanson
Visual Effects Coordinator
Michael Fontaine
Special Effects Makeup Artist
Danny Elfman
Original Music Composer
Barbara Harris
ADR Voice Casting
Paul Molnar
Makeup Artist
Roland Blancaflor
Special Effects Technician
David Presley
Video Assist Operator
Teddy Gibbons
Production Assistant
Tim Phoenix
Special Effects Makeup Artist
Jerad Molkenthin
Electrician
Frazer Newton
Set Dresser