
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.

as Theodore

as Samantha (voice)

as Letter Writer #1

as Letter Writer #2

as Letter Writer #3

as Paul

as Text Voice (voice)

as Sexy Pregnant TV Star

as Catherine

as Chat Room Friend #2 (voice)

as SexyKitten (voice)

as OS1 Commercial Lead

as Amy

as Charles

as Alien Child (voice)

as Blind Date

as Theodore's Divorce Attorney

as Marriage Counselor

as Nice Lady

as Pizza Vendor

as Mother Who Dated Pricks

as New Sweet Boyfriend of Mother Who Dated Pricks

as Son

as Daughter

as Catherine's Dad

as Mother of Newborn

as Lewman

as Jocelyn (Birthday Girl)

as Uncomfortable Waitress

as Tatiana

as Surrogate Date Isabella

as Isabella (voice)

as Grocery Shopper

as Busker / Dancer

as Michael Wadsworth (Editor)

as Michael Wadsworth's Wife

as Michael Wadsworth's Associate

as Alan Watts (voice)

as Commuter (uncredited)