Camden Welker

Henry

Chelsey Fuller

Mrs. Hobbs

James Arnold Taylor

The Horrible Thing (Voice)

Dajanae Cole

Mrs. Violets

Joe Leadingham

Principal Cunningham

Anson Eggerss

Lifeguard

Laura Boyd

Pool Mom #1

Katarina Greer

Meg Fleener

Atticus Pope

Benjamin Neal

Ericka Black

Pool Mom #2

Walter Green

Grownup Henry

Weezie Green

Concerned Neighbor

Russell Baum

Russell the Postman

Hillard Cozine

The Horrible Thing

Phynley Joel