Kay
Jay
Zed
Serleena
Scrad / Charlie
Laura Vasquez
Jeebs
Agent Tee
Ben
Newton
Hailey
Motorman
Man with Dog
Creepy
New York Guy
MIB Guard
Agent
Repairman Agent
MIB Agent
MIB Customs Agent
MIB Passport Control Agent
Martha Stewart
Agent M
Agent Gee
Agent C
MIB Autopsy Agent
Central Park Agent
Bird Guy Alien / Postal Sorting Alien
Bird Lady Alien
Family Child Alien
Jarra / Family Dad Alien
Family Mom / Locker Alien
Young Postal Employee
Young Girl at Post Office
Split Alien Guy
Eye Guy
Joey
Rapping Alien
Peter Graves
Ambassador Lauranna
"Mysteries in History" Lauranna
Neuralyzed Mother
Neuralyzed Father
Neuralyzed Daughter
Corn Face
Flesh Balls
Pineal Eye
Mosh Tendrils
Dog Poop
Postman
Diner Guy
Frank the Pug (voice)
Sleeble (voice)
Gleeble (voice)
Neeble (voice)
Mannix (voice)
Gordy (voice)
Subway Passenger (uncredited)
Alien Attack Victim (uncredited)
Suspicious Video Store Patron (uncredited)
College Student (uncredited)
Family Mom (uncredited)
'History's Mysteries' Alien (uncredited)
MIB Autopsy Agent (uncredited)
Cockroach on Sidewalk (voice) (uncredited)
Man in Black (uncredited)
Worm Guy (uncredited)
Tall Alien (uncredited)
Alien Accountant (uncredited)
Alien Puppeteer (uncredited)
Diner Waitress (uncredited)
Bald Kid Alien (uncredited)
Homeless Alien Collaborater (uncredited)
Alien (uncredited)
New Yorker on His Cell (uncredited)
Subway Business Woman (uncredited)
Head-Bobbing Alien (uncredited)
Mayor of Grand Central Terminal Locker Aliens (voice) (uncredited)
Aquarium Boy (uncredited)
Sharkmouth (uncredited)
Quadraped Alien (uncredited)
Lobsterhead Alien (uncredited)
70's MIB Agent (uncredited)
Astronaut (uncredited)