My Stepmother Is an Alien

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

The Voice of the 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

Jay McCaslin

Party Guest

Jim Jackman

Party Guest

Kevin McDermott

Olaf

Robyn Mandell

Kat

Lisa Croisette

Group Captain Winnek Wolfet

Sophia Bowen

12th Navigational Command

Shea Bowen

12th Navigational Command

Gabi

12th Navigational Command

Gina Raymond

12th Navigational Command

Susan Carlsberg

12th Navigational Command

Maxine Wasa

Porn Actress

James Edward Veurink

Porn Actor

Earl Boen

Reverend

Michele Rogers

Skippy Budlong

Chere Rae

Station Wagon Driver