Bella Thorne

Katie Price

Patrick Schwarzenegger

Charlie Reed

Rob Riggle

Jack Price

Quinn Shephard

Morgan

Ken Tremblett

Mark Reed

Suleka Mathew

Dr. Paula Fleming

Nicholas Coombe

Garver

Tiera Skovbye

Zoe Carmichael

Austin Anozie

Owen

Alex Pangburn

Wes

Guy Christie

Swim Coach

Paul McGillion

Blake Jones

Donny Lucas

Engineer

Jerome Yoo

Geeky Friend #1

Audrey Smallman

7-Year-Old Morgan

Jaeda Lily Miller

7-Year-Old Zoe Carmichael

Ray Boulay

Swim Scout

Michelle Choi-Lee

Nurse

Jacqueline King

Jessica Rollins

Allyson Grant

Theresa Price

Dean Petriw

Tommy / Young Boy

Kris Neufeld

Ice Cream Customer

Kiarra Hamagami Goldberg

Patient

Kiefer O'Reilly

Young Charlie (uncredited)

Jeff Reyes

Swim Team Member (uncredited)

Yobdee Marazzi

Zoe's Friend (uncredited)