Eric Stoltz as Martin Brundle

Daphne Zuniga as Beth Logan

Lee Richardson as Anton Bartok

John Getz as Stathis Borans

Frank C. Turner as Shepard

Ann Marie Lee as Dr. Jainway

Garry Chalk as Scorby

Saffron Henderson as Ronnie

Harley Cross as 10 year old Martin

Matthew Moore as 4 year old Martin

Rob Roy as Wiley

Andrew Rhodes as Hargis

Pat Bermel as Mackenzie

William S. Taylor as Dr. Trimble

Jerry Wasserman as Simms

Robert Metcalfe as Observer #1

Garwin Sanford as Observer #2

Bruce Harwood as Technician

Lorena Gale as Woman

Bill Dow as Man

Duncan Fraser as Obstetrician

Ken Camroux-Taylor as Linder

Tom Heaton as Manager

Allan Lysell as Guard 'A'

Suzanne Ristic as Guard #1

Danny Virtue as Guard #2

Mike Winlaw as Neonatologist

Kimelly Anne Warren as Maria

David Mylrea as Flywalker

Cecilia Warren as Anchorwoman

Andrea Mann as Cute Girl

Sterling Cottingham as Baby Martin/Newborn

Rodney Clough Jr. as Martin Brundle - 1 1 / 2 years old

Jeff Goldblum as Seth Brundle (archive footage) (uncredited)