Clarissa Explains It All

Melissa Joan Hart

Clarissa Darling

Jason Zimbler

Ferguson Darling

Elizabeth Hess

Janet Darling

Joe O'Connor

Marshall Darling

Sean O'Neal

Sam Anders

Heather MacRae

Mafalda

Nicole Leach

Olivia DuPris

James Van Der Beek

Paulie

JoAnna Garcia Swisher

Fiona

Shannon Woodward

Missy

Patricia O'Connell

Kate Whitacre (uncredited)

Sheeri Rappaport

Piper Henderson

David Singletary

Michael (uncredited)

James Michael Detmar

Game Show Host

David Watts

Flip Fontana

Patricia Scanlon

Jill

Theresa Tiriro

Jody

Danny Gura

Robertson (uncredited)