Clarissa Darling
Ferguson Darling
Janet Darling
Marshall Darling
Sam Anders
Clifford Spleenhurfer
Olivia DuPris
Mafalda
Missy
Michael (uncredited)
Hillary
Debbie
Paul Revere / Announcer / Stage Manager
Mr. Woolcott / Mr. Crepplehorn
Waiter / Pizza Guy #1
Paulie
Fiona
Kate Whitacre (uncredited)
Piper Henderson
Game Show Host
Flip Fontana
Jill
Jody
Robertson (uncredited)
