Ernest Borgnine
Grandpa
Julie Hagerty
Bonnie
Greg Evigan
Peter
Jack Scalia
Bailey Silverwood
Bug Hall
Travis
Josh Paddock
Roger
Vanessa Evigan
Susie
Paul Sampson
Matt Henderson
George Yager
Sheriff Edgewood
John Green
Technician
Molly Ann Lashinsky
Debbie
Ellen Travolta
Dr. Vogul
Jason Evigan
Sammy
Christopher Wanner
Joey
Doyle McCurley
Undercover Cop
Harold Green
Stockboy
Roger Lodge
Television Reporter
Jonathan Rau
Ernie
David E. Ornston
Flegmer Brother #1
Jack Stone
Flegmer Brother #2
Marc Dahlstrom
Young Grandpa