Marg Helgenberger

Hannah Montgomery

Acting

Betty Gilpin

Gloria Mitchell

Acting

Henry Lau

Trent

Acting

Kathryn Prescott

Clarity June "CJ" Mitchell

Acting

Dennis Quaid

Ethan Montgomery

Acting

Josh Gad

Bailey / Molly / Big Dog / Max (voice)

Acting

Abby Ryder Fortson

Young CJ

Acting

Emma Volk

Toddler CJ

Acting

Ian Chen

Young Trent

Acting

Jake Manley

Shane

Acting

Johnny Galecki

Henry Montgomery

Acting

Tyler Asher Xin-Qin

Saint

Acting

Beckett Richard Pin

15-Month-Old Saint

Acting

Daniela Barbosa

Liesl

Acting

Kevin Claydon

Barry

Acting

Arlene Duncan

Hilda

Acting

Cherissa Richards

Joan

Acting

Kenneth Liu

Trent's Dad

Acting

Stefanie Wiens

Acting

Angela Narth

Old Woman

Acting

Sally Shepard

Tour Bus Ticket Taker (uncredited)

Acting

Conrad Coates

Big Joe

Acting