I Love You, Man

Paul Rudd

Peter Klaven

Jason Segel

Sydney Fife

Rashida Jones

Zooey Rice

Andy Samberg

Robbie Klaven

J.K. Simmons

Oswald Klaven

Jane Curtin

Joyce Klaven

Jon Favreau

Barry

Jaime Pressly

Denise

Rob Huebel

Tevin Downey

Thomas Lennon

Doug

Sarah Burns

Hailey

Lou Ferrigno

Lou Ferrigno

Greg Levine

Hailey's Date

Jean Villepique

Leanne

Kym Whitley

Female Co-Worker

Colleen Crabtree

Female Co-Worker

Caroline Farah

Female Co-Worker

Mather Zickel

Gil

Aziz Ansari

Eugene

Nick Kroll

Larry

Liz Cackowski

Zooey's Friend

Kulap Vilaysack

Zooey's Friend

Catherine Reitman

Zooey's Friend

Carla Gallo

Zooey's Friend

Vicki Davis

Zooey's Friend

Josh Cooke

Alan (Bench Press Guy)

Jay Chandrasekhar

Barry's Buddy

Seth Morris

Barry's Buddy

James P. Engel

Barry's Buddy

Jerry Minor

Berry's Buddy

Joe Lo Truglio

Lonnie (Voice Crack Guy)

Murray Gershenz

Mel Stein

Keri Safran

JAR Waitress

Greg Tuculescu

Open House Couple

Ian Roberts

Venice Broadwalk Jogger

Bob Cicherillo

Venice Boardwalk Bodybuilder

Ethan S. Smith

Sidney's Buddy

Nelson Franklin

Sidney's Buddy

Ping Wu

Mr. Chu

Jill Bartlett

Woman Leaving Sydney's House

Matt Walsh

Impatient Golfer

Geddy Lee

Geddy Lee - Rush

Alex Lifeson

Alex Lifeson - Rush

Neil Peart

Neil Peart - Rush

Melissa Rauch

Woman Jogger Yelling at Sydney

David Wain

Wedding Photographer

Raquel Bell

Saks Fifth Avenue Saleswoman

Larry Wilmore

Justice Of The Peace

Dennis James Anderson

Hank Mardukas

Craig Wedren

Wedding Band

Damian Kulash

Wedding Band

Timothy Nordwind

Wedding Band

Dan Konopka

Wedding Band

Andy Ross

Wedding Band

David Krumholtz

Sydney's Buddy (uncredited)

Sidow Sobrino

Rush Concert Fan (uncredited)

Luke Kalteux

Hootly Weedn

Jarred Waldron

Glenn E. Moran

Nate Johnson

Daniel C. Gold

Camera operator

Brooks Robinson

Camera operator, steadicam operator

Lawrence Sher

Cameraregisseur

Scott Garfield

Still photographer

Jake Rice

Vic Cuccia

Heidi Falconer

Gary Edelman

Peewee Piemonte

Danielle Burgio

Jonathan Arthur

Dick Wood

Special effects coordinator

Alex Daniels

Stunt coordinator

Theodore Shapiro

Barbara Delpuech

Jennifer Hawks

Justin Pearson

Dan Yale

Keith Bilderbeck

E. Niles Klein

Jeena M. Phelps

Yann Delpuech

Ann Ducommun

Ken Segal

Andrew Adams

Boom operator

Richard Ziegler

Music editor

Marc Fishman

Sound re-recording mixer

Adam Jenkins

Sound re-recording mixer

Darren King

Supervising sound editor

Molly Grundman

Terrie Velazquez Owen

Trayce Gigi Field

Ariel Gold

Tracey Levy

Leesa Evans

Costume design

Suzanne Cranfill

Costume supervisor

Matthew L. Kasten

Hairdresser

Geri B. Oppenheim

Make-up artiest

Perry Batchelor

Alan Baptiste

Dale DeStefani

James Pollack

Darrell Vangilder

P. Scott Bailey

Roxanne Brooks

Jennifer Lewicki

Art department coordinator

Eric Sundahl

Art direction

Clint Wallace

Assistant art director

Andrew Laws

Production design

Daniel Boxer

Property master

Christopher Carlson

Set decoration

George Chavez

Michael L. Sale

David Raymond

Justin Bourret

Gary Burritt

Mitch Rosin

William Kerr

Editor

Peter J. Novak

Ben Harris

Allison Jones

Casting

Anders Bard

Co-producer

Donald De Line

Producent

John Hamburg

Producent

Kate Kelly

Production coordinator

Tom Pollock

Uitvoerend producent

Andrew Haas

Uitvoerend producent

Ivan Reitman

Uitvoerend producent

Bill Johnson

Uitvoerend producent

Jeffrey Clifford

Uitvoerend producent

Susan McNamara

Unit production manager

Scott Robertson

Eerste regieassistent

John Hamburg

Regisseur

Diane H. Newman

Script supervisor

Jonas Spaccarotelli

Tweede regieassistent

John Hamburg

Larry Levin

,

Michael Gaspar

Special effects supervisor