
In the not so distant future, Theodore, a lonely writer, purchases a newly developed operating system designed to meet the user's every need. To Theodore's surprise, a romantic relationship develops between him and his operating system. This unconventional love story blends science fiction and romance in a sweet tale that explores the nature of love and the ways that technology isolates and connects us all.
Cast

Joaquin Phoenix
Theodore

Scarlett Johansson
Samantha (voice)

Lynn Adrianna
Letter Writer #1

Lisa Renee Pitts
Letter Writer #2

Gabe Gomez
Letter Writer #3

Chris Pratt
Paul

Artt Butler
Text Voice (voice)

May Lindstrom
Sexy Pregnant TV Star

Rooney Mara
Catherine

Bill Hader
Chat Room Friend #2 (voice)

Kristen Wiig
SexyKitten (voice)

Brian D. Johnson
OS1 Commercial Lead

Amy Adams
Amy

Matt Letscher
Charles

Spike Jonze
Alien Child (voice)

Olivia Wilde
Blind Date

David Azar
Theodore's Divorce Attorney
Guy Lewis
Marriage Counselor

Melanie Seacat
Nice Lady

Pramod Kumar
Pizza Vendor

Evelyn Edwards
Mother Who Dated Pricks

Steve Zissis
New Sweet Boyfriend of Mother Who Dated Pricks

Dane White
Son
Nicole Grother
Daughter

James Ozasky
Catherine's Dad

Samantha Sarakanti
Mother of Newborn

Luka Jones
Lewman

Gracie Prewitt
Jocelyn (Birthday Girl)

Claudia Choi
Uncomfortable Waitress

Laura Kai Chen
Tatiana

Portia Doubleday
Surrogate Date Isabella

Soko
Isabella (voice)

Wendy Leon
Grocery Shopper

Lil Buck
Busker / Dancer
Robert Benard
Michael Wadsworth (Editor)
Lisa Cohen
Michael Wadsworth's Wife
Grant Samson
Michael Wadsworth's Associate

Brian Cox
Alan Watts (voice)

Alia Janine
Commuter (uncredited)
Crew

Spike Jonze
Director, Writer, Producer
Jeff Buchanan
Editor
Eric Zumbrunnen
Editor

Hoyte van Hoytema
Director of Photography
Ron Goodman
Aerial Director of Photography
Thomas Patrick Smith
First Assistant Director, Associate Producer
Sylvia Liu Jing-Yi
First Assistant Director
Robert E. Kay
Second Assistant Director
Lemon Liu Yi-Man
Second Assistant Director
Matt Pang
Second Second Assistant Director
Teresa Lee
Third Assistant Director
Josh Sheppard
Storyboard Artist
Sally Potters
Assistant Production Coordinator
Demelza Cronin
Production Coordinator
Chelsea Barnard
Executive Producer
Natalie Farrey
Executive Producer

Daniel Lupi
Executive Producer, Unit Production Manager
Will Weiske
Production Supervisor

Megan Ellison
Producer

Vincent Landay
Producer

Samantha Morton
Associate Producer

K.K. Barrett
Production Design
Tommy Klines
First Assistant Camera
Zoran Veselić
First Assistant Camera
Keith B. Davis
First Assistant Camera
Liang Zhu
First Assistant Camera
Josh Friz
Second Assistant Camera
Fang Nan Lu
Second Assistant Camera
Jeff Kunkle
Dolly Grip

Chris Haarhoff
Steadicam Operator

Miao Liang
Casting Assistant
John Barba
Casting Associate
Geoffrey Miclat
Casting Associate

Cassandra Kulukundis
Casting
Ellen Lewis
Casting
Zhiyun Su
Casting
Rob Swanson
Extras Casting
Rich King
Extras Casting
Anita Louise Brown
Key Costumer
Casey Storm
Costume Design
Hali Gardella
Costume Assistant
Analucia McGorty
Costumer
Amanda Owen
Costumer
Amy Parris
Costumer
Pedro Chávez
Costumer
Ye Li Gu
Costumer
Jian Wang
Costumer
Cydney Cornell
Hair Department Head
Daniel Curet
Assistant Hairstylist
Peng Qiu
Assistant Hairstylist, Assistant Makeup Artist
Shan Shan Wang
Assistant Hairstylist, Assistant Makeup Artist
Steve Artmont
Makeup Department Head
Bo Xian
Key Makeup Artist
Cindy J. Williams
Assistant Makeup Artist
Wyatt Troll
Second Unit Director of Photography

Eduard Grau
Second Unit Director of Photography
Venessa De Anda
Art Department Coordinator
Wei Jian Sun
Assistant Art Director
David C. Hughes
Sound Effects Editor
Jeremy Molod
Assistant Sound Editor

Coya Elliott
First Assistant Sound Editor

David Parker
Sound Re-Recording Mixer

Ren Klyce
Sound Re-Recording Mixer, Sound Supervisor, Music Supervisor
Drew Kunin
Production Sound Mixer
Xun Huang
Sound Mixer
Larry Zipf
Sound Recordist
Brian Robinson
Boom Operator
Bing Song Li
Boom Operator
Song Pu
Boom Operator
Alyson Dee Moore
Foley Artist

John Roesch
Foley Artist
Thom Brennan
Foley Editor
Mary Jo Lang
Foley Mixer
Gwendolyn Yates Whittle
ADR Editor
Thomas J. O'Connell
ADR Mixer

Chris Navarro
ADR Mixer
Nick Kray
ADR Mixer
Bobby Johanson
ADR Mixer
Cory Geryak
Chief Lighting Technician
Larry Sushinski
Assistant Chief Lighting Technician
Roy K. Cancino
Special Effects Technician
Elia P. Popov
Special Effects Supervisor
Ben Gibbs
Visual Effects Supervisor

Janelle Croshaw Ralla
Visual Effects Supervisor
James Pastorius
Visual Effects Supervisor
Charlie Iturriaga
Visual Effects Supervisor
Peter Mavromates
Visual Effects Producer
Dan Connelly
Visual Effects Producer
Robin L. D'Arcy
Visual Effects Producer
Brice Liesveld
Visual Effects Producer
Kristen Zaik Vazquez
Visual Effects Coordinator
Chelsea Brewer
Visual Effects Coordinator
Martin Nilsson
VFX Artist
Luis Bolivar
VFX Artist
Fredrik Nord
VFX Artist
Christopher Doulgeris
VFX Artist

Richard Reed Parry
Original Music Composer
Jeremy Gara
Original Music Composer
Tim Kingsbury
Original Music Composer

Régine Chassagne
Original Music Composer

Win Butler
Original Music Composer

Will Butler
Original Music Composer

Owen Pallett
Additional Music
Marie Ebbing
Music Editor

Karen O
Songs
Chris Raines
Transportation Captain
Robert T. Chestnut
Transportation Co-Captain
Paul E. Stroh
Transportation Coordinator
Paul Belenardo
Production Accountant
John Montgomery
Payroll Accountant
Malcolm Fife
Dialogue Editor

Steve Slanec
Dialogue Editor
Kevin Tiesiera
Rigging Gaffer

Gene Serdena
Set Decoration
Michael Timman
Set Dresser
James A. Fleming
Set Dresser
Joshua Towers
Set Dresser
Jesse Oliver
Set Dresser
Michael Garcia
Set Dresser
Bobby Pollard
Set Dresser
Jory Alvarado
Set Dresser
Yu Bing Pan
Set Dresser
Chad R. Davis
On Set Dresser
Allen Coulter
Set Designer

Florencia Martin
Set Dressing Buyer
Chris Forster
Construction Coordinator
Merrick Morton
Still Photographer
Tracy Scott
Script Supervisor
Joel Behrens
Digital Effects Supervisor
Mark W. Jones
Driver

Sam Schweikert
Set Production Assistant
Richard Schuler
Location Manager
Stephen Mapel
Location Manager

Sean Graham
Utility Stunts

Paul Darnell
Utility Stunts
Pete Simpson
Utility Stunts
Chad Bowman
Utility Stunts

Chris O'Hara
Utility Stunts

Jade Quon
Utility Stunts
Randy James Beckman
Utility Stunts

Jason Rodriguez
Utility Stunts
Nico Woulard
Utility Stunts

Sam Hargrave
Utility Stunts

Scott Rogers
Stunt Coordinator
Matthew Cavaliero
Property Master
Zhong Hao Chen
Property Master
Kim Richey
Assistant Property Master
John Morris
Best Boy Grip

Lance Acord
Additional Photography
Michael Kenner
Key Grip
Darren Bailey
Key Grip
Donald S. Hubbell
Grip
Amber Maahs
Grip
Tom Massimini
Grip
Feng Hua Mao
Gaffer
Haolong Zhang
Digital Imaging Technician
Austin Gorg
Art Direction
Tian Hang Lu
Art Direction
Erik Jessen
First Assistant Editor
Zach Wrobel
Utility Sound
Grant Samson
Leadman
Jason Perrine
Graphic Designer

Miranda July
Thanks

Andrew Garfield
Thanks

Charlie Kaufman
Thanks
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