Also Known As:
- Día de los enamorados
- День святого Валентина
- Appuntamento con l'amore
- Dan zaljubljenih
- Dia dos Namorados
- Historias de San Valentín
- Idas e Vindas do Amor
- Na sv. Valentýna
- Sevgililer günü
- Valentín
- Valentin nap
- Valentina diena
- Valentine's Day
- Valentinipäev
- Valentino diena
- Valentinovo
- Valentinstag
- Walentynki
- Yom Ha'ahava
- Ziua indragostitilor
- Garry Marshall
- Katherine Fugate
- Abby Kohn
- Marc Silverstein
- Jessica Alba ... Morley Clarkson
- Kathy Bates ... Susan
- Jessica Biel ... Kara Monahan
- Bradley Cooper ... Holden Wilson
- Eric Dane ... Sean Jackson
- Patrick Dempsey ... Dr. Harrison Copeland
- Hector Elizondo ... Edgar
- Jamie Foxx ... Kelvin Moore
- Jennifer Garner ... Julia Fitzpatrick
- Topher Grace ... Jason
- Anne Hathaway ... Liz
- Carter Jenkins ... Alex
- Ashton Kutcher ... Reed Bennett
- Queen Latifah ... Paula Thomas
- Taylor Lautner ... Willy
- George Lopez ... Alphonso
- Shirley MacLaine ... Estelle
- Emma Roberts ... Grace
- Julia Roberts ... Captain Kate Hazeltine
- Bryce Robinson ... Edison
- Taylor Swift ... Felicia
- Matthew Walker ... Greg Gilkins
- Larry Miller ... Oversized Baggage Agent
- Beth Kennedy ... Mrs. Claudia Smart
- Katherine LaNasa ... Pamela Copeland
- Kristen Schaal ... Ms. Gilroy
- Erin Matthews ... Flight Attendant
- Christine Lakin ... Heather
- Lauren Reeder ... Hotel Clerk Michelle
- Joey Sorge ... Amos
- Julia Springer ... Olivia Copeland
- Alec Nemser ... Charlie
- Kathleen Marshall ... Nikki
- Rick Batalla ... Michael
- Anna Kulinova ... Bulgarian Girl
- Cassie Rowell ... Coffee Barista
- Faline England ... Flower Shop Customer #1
- Jim McCann ... Flower Shop Customer #2
- Shea Curry ... Friend Elise
- Alexis Peters ... Friend Dana
- Wedil David ... Rani's Mom Rehka
- Natalie Timmermans ... Indian Bride
- Jennifer Leigh Warren ... Party Singer
- Scott Crumly ... Indian Restaurant Valet
- Jonathan Morgan Heit ... Tough Franklin
- Megan Suri ... Rani
- Brooklynn Proulx ... Madison
- Karolinah Villarreal ... Gwen
- Angelo Salvatore Restaino ... Alex's Friend Gideon
- Scott Marshall ... Mr. Schwabbe
- Kelly Flynn ... Referee
- Sam Marshall ... Soccer Son
- Mandy Medlin ... Teacher
- Larrs Jackson ... Chauffer Redmond
- Cleo King ... TSA Supervisor Daisy Bell
- Corena Chase ... TSA Security Officer
- Justin Michael Duval ... TSA Security Guard
- Heidi Brucker ... Southwest Gate Agent
- Lily Marshall-Fricker ... Lily
- Kamilla Bjorlin ... Sherry Donaldson
- Anna A. White ... Weather Girl (as Anna Aimee White)
- Stefanie Sherk ... Stage Manager
- Marty Nadler ... Cameraman #1
- Scott Sener ... Cameraman #2
- Colin Owens ... Male Anchor
- Calvin Jung ... Flower Mart Simon
- Serena Poon ... Chinese Vendor
- Kazumi Nakamura ... Japanese Vendor
- Gwenda Perez ... Spanish Vendor
- Kiko Kiko ... Dodger Grandmother
- Joseph Leo Bwarie ... Mailroom Danny
- Robert Belushi ... Mailroom Ted
- Jaclyn Miller ... ACM Receptionist
- Joe Smith ... ACM Restaurant Waiter
- Katie Joy Horwitch ... ACM Outdoor Café Waitress (as Katie Joy)
- Lisa Roberts Gillan ... Young Nurse
- Barbara Marshall ... Head Nurse
- Stephanie Fabian ... Candy Striper
- Sandra Taylor ... Beach Girl Candy
- Sarah Lilly ... Lady With Dog
- Tony Scruggs ... Beverly Wilshire Waiter
- Roberta Valderrama ... Angry Girlfriend
- Cyrus Alexander ... Cisco the Cheater
- Peter Allen Vogt ... Cupid
- Paul Vogt ... Shouting Sheldon
- Bonnie Aarons ... Strange Lady
- Adreana Gonzalez ... Cemetery Ticket Vendor
- Matt Merchant ... Loud Guy
- Lisa Valenzuela ... Loud Lady
- Howard Storm ... Louder Guy
- Jennifer Amy ... Bistro Gardens Waitress
- Rance Howard ... Bistro Gardens Diner
- Travina Springer ... Sign Language Interpreter
- Tracy Reiner ... French Photographer
- Hannah Storm ... ESPN Hannah Storm
- Mike Greenberg ... ESPN Radio Announcer #1 (voice)
- Mike Golic ... ESPN Radio Announcer #2 (voice)
- Paul Williams ... Romeo Midnight
- Jerald Garner ... Kara's Friend / Singer / Dancer
- Gladys Khan ... Indian Groom Ajay's Mother
- Mobin Khan ... Indian Groom Ajay's Father
- Susie Abraham ... Bridesmaid
- Nicole Abramson ... Soccer Mom
- Guilford Adams ... Vista Movie Theatre Owner
- Emily Arlook ... Skater Girl
- Kimberly Arnold ... Latte Girl / Cemetery Movie Girl
- Ken Bhan ... Dancer
- Kwesi Boakye ... Soccer Kid (voice)
- Sterling Cooper ... Roger
- Bubba Da Skitso ... Man at Security Gate
- Jennifer De Minco ... Cheerleader
- Rick L. Dean ... Chauffeur
- Norman Deesing ... Celebrity Lookalike
- Josh Driver ... Angry Theatre Patron
- Barbra Dunn ... Restaurant Patron
- Roger Groh ... Box Office Manager
- Aimee Adams Hall ... Rani's Friend
- Martin William Harris ... Boyfriend In Theater
- Melinda Haugh ... Bistro Gardens Waitress #3
- Jennifer Lynne Johnson ... Henderson High Cheerleader
- Christopher John Karr ... Ticket Agent
- Aramis Knight ... (voice)
- Kathryn Le ... Connie
- Rachael Lee ... School Girl on Stairs
- Joe Mantegna ... Angry Driver
- Hans Marrero ... Gardner
- Garry Marshall ... Musician
- Taylor McCluskey ...
- Kristin Mellian ... Bistro Gardens Waitress #2
- David Andrew Monahan ... Dude 3
- Bethanie Morrissey ... Restaurant Patron
- Ash Nair ... Wedding Guest
- Angie Patterson ... Nanny
- Aaron Pushkar ... Bistro Gardens Bartender
- Ivonne Quinteros ... Charlie's Girlfriend
- Gishel Rafael ...
- Gabriel Rydel-Jurgens ... Jimmy the Wise Kid
- Johnny Sale ... Cougar's Date
- Amanda Smith ... Cemetery Movie Girl
- Michael A. Templeton ... Cemetery Theater Guest
- Derek Theler ... Masseuse
- Emily Moss Wilson ... Kissing Girl
- Greg Wilson ... Kissing Guy
- Agnes-Nicole Winter ... Theater Guest
- Katie Witkowski ... Cemetery Movie Girl #2
- Joel Zaldivar ... Beach Lover Boyfriend