Kevin Bacon

Valentine McKee

Fred Ward

Earl Bassett

Finn Carter

Rhonda LeBeck

Michael Gross

Burt Gummer

Reba McEntire

Heather Gummer

Victor Wong

Walter Chang

Robert Jayne

Melvin Plug

Ariana Richards

Mindy Sterngood

Charlotte Stewart

Nancy Sterngood

Tony Genaro

Miguel

Richard Marcus

Nestor

Bibi Besch

Megan - The Doctor's Wife

Conrad Bachmann

Jim - The Doctor

Sunshine Parker

Edgar

Michael Dan Wagner

Old Fred

John Goodwin

Howard - Roadworker

John Pappas

Carmine - Roadworker

Frank Welker

Graboids (uncredited)

Tom Woodruff Jr.

Graboids (uncredited)