Will Smith Songs, Jay
Tommy Lee Jones Kay
Steven Spielberg Executive Producer
Michael Jackson Agent M
Johnny Knoxville Scrad / Charlie
Patrick Warburton Agent Tee
Doug Jones Joey
Rosario Dawson Laura Vasquez
Lara Flynn Boyle Serleena
Rip Torn Zed
Tony Shalhoub Jeebs
Joel McKinnon Miller Agent
Danny Elfman Original Music Composer
Derek Cecil Repairman Agent
Peter Graves Peter Graves
Thomas Rosales Jr. Subway Passenger (uncredited)
Nick Cannon MIB Autopsy Agent
Jeremy Howard Bird Guy Alien / Postal Sorting Alien
David Cross Newton
Bo Welch Production Design, Astronaut (uncredited)
Derek Mears Mosh Tendrils
Barry Sonnenfeld Director, Neuralyzed Father
Michael Bailey Smith Creepy
Laurie MacDonald Producer
Lenny Venito New York Guy
Mark Steger Quadraped Alien (uncredited)
Kevin O'Connell Sound Re-Recording Mixer
Martha Stewart Martha Stewart
Jack Kehler Ben
Martin Klebba Family Child Alien
Pablo Ferro Title Designer
Kevin Grevioux Pineal Eye
Tim Blaney Frank the Pug (voice)
Deborah La Mia Denaver Key Makeup Artist
Peter Siragusa Mayor of Grand Central Terminal Locker Aliens (voice) (uncredited)
Rick Baker MIB Passport Control Agent, Makeup Artist
Mary Ellen Porto Foley Editor
François Audouy Assistant Art Director
Colombe Jacobsen-Derstine Hailey
Paul Wurtzel Special Effects Technician
Ryan Laney CG Artist
Bruce Pross Sound Editor
Janice Alexander Hair Department Head
George A. Lara Foley Mixer
Ernie Grunwald Young Postal Employee
Brian Steele Sharkmouth (uncredited)
Ken Ralston Senior Visual Effects Supervisor
Steve Bartek Orchestrator
William Kruzykowski First Assistant Editor
Matthew McGrory Tall Alien (uncredited)
Peter Kurland Production Sound Mixer
David Chambers Location Scout
John Mann Storyboard Artist
Walter F. Parkes Producer
Mark Kamine Location Manager
Greg P. Russell Sound Re-Recording Mixer
Derek Thompson Creature Design
Jeremy Peirson Dialogue Editor
Jay Johnston Agent
Karen Ruth Getchell Production Coordinator
Gene Engels Chief Lighting Technician
Phillip V. Caruso Still Photographer
Doug Harlocker Property Master
Mary E. Vogt Costume Design
Bruce White Musician
Dennis Sands Scoring Mixer
Thomas J. O'Connell ADR Mixer
Marc Haimes Associate Producer
Clay Donahue Fontenot Stunts
Sean Garnhart Sound Effects Editor
Darrell Foster MIB Autopsy Agent (uncredited)
Drew Massey Worm Guy (uncredited)