Kelly Cobb
Roger Cobb
Burke
Verna Klump
Laurel Cobb
Dad
Ezra
Lee
Charles
Mr. Grosso
Plumber
Nurse (as Annie O'Donnel)
Doctor
Pizza Man
Yardsale Man
Yardsale Woman
Seraphina (as Rebecca Rocheford)
The Human Pizza (uncredited)
Party-goer (uncredited)