Steve Carell as Cal

Ryan Gosling as Jacob

Julianne Moore as Emily

Emma Stone as Hannah

Lio Tipton as Jessica

Jonah Bobo as Robbie

Joey King as Molly

Marisa Tomei as Kate

Beth Littleford as Claire

John Carroll Lynch as Bernie

Kevin Bacon as David Lindhagen

Liza Lapira as Liz

Josh Groban as Richard

Mekia Cox as Hip Hairdresser aka Tiffany

Julianna Guill as Madison

Zayne Emory as Robbie's Friend (Eric)

Crystal Reed as Amy Johnson

Joanne Brooks as Waitress for Cal and Kate

Reggie Lee as Officer Huang

Caitlin Thompson as Taylor

Karolina Wydra as Jordyn

Tracy Mulholland as Megan

Katerina Mikailenko as Stephanie

Janine Barris as Heather

Jenny Mollen as Lisa

Charlie Hartsock as Sad Sack

AlgeRita Wynn as Robbie's Principal

Wendy Worthington as Woman (Who Gives Cal Tour)

Dan Butler as Cal's Boss

Tiara Parker as Gabby

Laurel Coppock as Sophia

Rasika Mathur as Emily's Assistant

Joshua Sternlicht as Bartender

Jasen Salvatore as Bartender #2

Michael John Long as Bartender #3

Dillon Neaman as Bartender #4

J-Ray as Bartender #5

Janae Nicole Caudillo as Bartender #6

Christopher Darga as Lowe's Salesman #1

Rich Hutchman as Lowe's Salesman #2

Richard Steven Horvitz as Lowe's Salesman #3

Lauren Stone as Mall Clerk

Megan James as Hannah's Colleague #1

Rebecca Flinn-White as Hannah's Colleague #2

Billy Atchison as Hannah's Colleague #3

Ehrin Marlow as Hannah's Colleague #4

David Orosz as Hannah's Colleague #5

Camille Abelow as Hannah's Colleague #6

Maija Polsley as Jacob's Date

Christian Pitre as Waitress with Check

Heather La Bella as Female Bartender

Georgia Hurd as Jacob's Girl

Lisa Brown as Jacob's Girl #2

Tingting Yu as Jacob's Girl #3

Raena Cassidy as Raena

Ami Haruna as Ami

Jessica Diz as Olivia

Tania Wagner as Tania

Georgia Treantafelles as Georgia

Holly Daniels as Assistant Principal

Olga Fonda as Danielle (uncredited)