A Minha Madrasta É Um Extraterrestre

Dan Aykroyd

Steven Mills

Kim Basinger

Celeste Martin

Jon Lovitz

Ron Mills

Alyson Hannigan

Jessie Mills

Joseph Maher

Lucas Budlong

Seth Green

Fred Glass

Ann Prentiss

Bag (voice)

Wesley Mann

Grady

Tony Jay

Council Chief

Peter Bromilow

Second in Command

Nina Henderson

Cashier

Harry Shearer

Carl Sagan (voice)

Adrian Sparks

Dr. Morosini

Juliette Lewis

Lexie

Tanya Fenmore

Ellen

Karen Haber

Kristy

Amy Kirkpatrick

Kimberly

Suzie Plakson

Tenley

Robert Benedetti

Drill Sergeant

Jim Doughan

Party Guest