Jean Reno as Léon Montana

Natalie Portman as Mathilda Lando

Gary Oldman as Norman Stansfield

Danny Aiello as Tony

Peter Appel as Malky

Michael Badalucco as Mathilda's Father

Ellen Greene as Mathilda's Mother

Elizabeth Regen as Mathilda's Sister

Carl J. Matusovich as Mathilda's Brother

Eric Challier as Bodyguard Chief

Willi One Blood as 1st Stansfield Man

Don Creech as 2nd Stansfield man

Keith A. Glascoe as 3rd Stansfield man (Benny)

Jernard Burks as Stansfield man

Matt De Matt as Stansfield man

Frank Senger as Fatman

Stuart Rudin as Leon's Taxi driver

Lucius Wyatt Cherokee as Tonto

Maïwenn as Blond Babe

Luc Bernard as Mickey

Joseph Malerba as Stairway Swat

Adam Busch as Manolo

Jessie Keosian as Old Lady

George Martin as Receptionist

Alex Dezen as Ball Kid

Michael Mundra as Cigarette Kid

Kent Broadhurst as 1st Policeman

Tommy Hollis as 2nd Policeman

Peter Linari as 1st Security man

Betty Miller as Orphanage Headmistress

Arsène Jiroyan as Swat Hostage

Geoffrey Bateman as Swat Chief

Peter Vizard as Doctor

David W. Butler as Important Jogger

Robert LaSardo as Client #1

Steve Gonnelo as 3rd Security Guard

William James Stiggers Jr. as Subway Rapper

Sonny Zito as DEA Security Guard

Randy Pearlstein as Security Guard

Jeff McBride as Bodyguard

Fred Fischer as Newspaperman

Crystal Blake as Girl

Cary Wong as Chinatown Boss' sidekick

Mario Todisco as Tony's Barber

Samy Naceri as Swat 1

Christophe Gautier as Swat 2

Junior Almeida as Swat 3

David Gregg as Swat 4

Michel Montanary as Swat 5

Hervé Husson as Swat 6

Didier Legros as Swat 7

Marc Andréoni as Swat 8

Gilles Kleber as Swat 9

Jean-Hugues Anglade as Extra (uncredited)

Michael Wehrhahn as Jimmy, SWAT Team Member (uncredited)