Agent J

Will Smith

Agent K

Tommy Lee Jones

Young Agent K

Josh Brolin

Boris the Animal

Jemaine Clement

Agent O

Emma Thompson

Griffin

Michael Stuhlbarg

Colonel

Mike Colter

Young Agent O

Alice Eve

Boris' Girlfriend

Nicole Scherzinger

Andy Warhol

Bill Hader

Agent X

David Rasche

Jeffrey Price

Michael Chernus

Bowling Ball Head

Lenny Venito

Mr. Wu

Keone Young

Colonel's Son

Cayen Martin

Clarke Thorell

Prison Guard #2

Adam Mucci

Tom McComas*

Prison Guard #4

Douglas Crosby

2012 MIB HQ Guard

Woodie King

1969 MIB HQ Guard

Jack O'Connell

1969 MIB Agent #1

Tobias Segal

John Shaver

Gerrit Van Der Meer

Alexandra O'Hara

1969 MIB Agent #2

Jon Shaver

Violet O'Hara

1969 MIB Agent #3

Gerritt Vandermeer

Coney Island Hippie

Valence Thomas

Coney Island Flower Child

Chloe Sonnenfeld

Obadiah Price

Lanny Flaherty

Jonathan O'Hara

Brain Alien

Rick Baker

New York Mets Fan #1

Joseph D'Onofrio

New York Mets Fan #2

Joseph R. Gannascoli

Katy Frame

Funky 60's Dude

Kevin Townley

Stephen Brian Jones

Muscle Boy at Happening

Tyler Johnson

Muscle Boy's Girlfriend at Happening

Kati Rediger

Victor Ortiz

Air Force MP #2

Charlie Barnett

Car Theft Victim

Ian Blackman

Air Force MP #1

Victor Joel Ortiz

Hotel Doorman

Jeremy Beiler

Screaming Lady on Ferris Wheel

Liliane Klein

Britt Johnson

Neil Armstrong

Jared Johnston

Buzz Aldrin

Ken Arnold

Detained Teenage Alien

Britt Chandler Johnson

Jonathan Drew

1969 Man in Elevator

Joel Brady

Roman The Fabulist

David Pittu

Four-Armed Alien

Anthony J. Gallo

1969 NYPD Cop #1

James Martin Kelly

1969 NYPD Cop #2

Will McLaughlin

Mr. Wu's Bartender

Kimmy Suzuki

Kirk T. Larsen

Javier Jose Rivera Nieves

Husband Watching Launch

Barry Sonnenfeld

Dead Zed

Kirk Larsen

Wife Watching Launch

Susan Ringo

Transvestite at Happening

Rebecca Glasscock

Young Wife #1 Watching Launch

Stephanie Ellis

Ben Brown

Amy Erwitt

Young Husband #1 Watching Launch

Ben Mac Brown

Worm (voice)

Brad Abrell

Worm (voice)

Tim Blaney

Worm (voice)

Thom Fountain

Carl Johnson

Worm (voice)

Carl J. Johnson

Feelers

Jason Liles