K-9

Joseph Aguilar

Steve Moore

Austin O'Brien

Mike

Demetrius Navarro

Sally Donaldson

Arielle Paul

Tony Perez

Jack Forcinito

Speedy

Todd A. Robinson

Andy

Esteban Powell

Kristy Moore

Caitlin Sedio

Cheryl Moore

Susan Johnston

Marcus

Arif S. Kinchen

Officer Brady

Carmine Caridi

John

Rik Asemo

Jody

Farren Monet

Rob Conners

Ian Carlson

Denise

Sarah W. Scott

Sally's Girlfriend No. 1

Lynne Jacobellis

Student No. 1

Kenneth Thomas

Student No. 2

Dalton Toledo

Assistant Coach

Anthony H. Thomas

Head Coach

Robert Dryer

Detective

Robert C. Wiley II

Female Nurse

Shannon Schwiebert

Male Nurse

Ted Rexhepi

Mike's Mom (voice)

Lydia Blanco Garza

Burt

Ethan Black

Runaway

MJ Gazali

Terry

Lumiere de Rothschild

Dana

Karen S. Gregan

Teacher

Israel Juarbe

Sally's Girlfriend No. 2

Marion Kerr

Sherry

Cheselka Leigh

Maggy

Mya Michaels

School Secretary

Elvia Cortes

School Counselor

Kimberly St. John

Sally's Father

Allen Perada

Doris Lapkin

Kristin Francisco

Tina

Hanifa Luwemba

Assistant Coach

Anthony "Ace" Thomas