Full cast of Maniac Mansion

Joe Flaherty

Dr. Fred Edison

66 episodes

Deborah Theaker

Casey Edison

66 episodes

George Buza

Turner Edison

66 episodes

Kathleen Robertson

Tina Edison

66 episodes

Mary Charlotte Wilcox

Idella Muckle Orca

66 episodes

John Hemphill

Harry "The Fly" Orca

66 episodes

Avi Phillips

Ike Edison

66 episodes

Nicole De Boer

Holly

1 episode

Gudrun Flaherty

Tess

1 episode

Gord Forbes

Roscoe

1 episode

Dawn Greenhalgh

Ms. Carruthers

1 episode

Keith Griffiths

Model # 2

1 episode

Peter Langley

Mr. Carruthers

1 episode

Steef Sealy

Model #1

1 episode

Graham Losee

Little Turner

1 episode

Jayne Eastwood

Hidie Muckle

1 episode

Robert Cochrane

The Gentleman Caller

1 episode

Colin Fox

Edward Edison

1 episode

Patricia Gage

Elinor Edison

1 episode

Casey Soutter

2 year old Turner

1 episode

Corinne Conley

Iris

1 episode

Nancy Cser

Kelly

1 episode

Paul Hubbard

Kyle

1 episode

Dylan Neal

Bo Riddley

1 episode

Julian Richings

Tax Man

1 episode