La amenaza de Andromeda

Benjamin Bratt

Dr. Jeremy Stone

Christa Miller

Dr. Angela Noyce

Eric McCormack

Jack Nash

Daniel Dae Kim

Dr. Tsi Chou

Viola Davis

Dr. Charlene Barton

Louis Ferreira

Colonel Ferrus

Barry Flatman

Charles 'Chuck' Beeter

Rick Schroder

Major Bill Keane

Andre Braugher

General George Mancheck

Magda Apanowicz

Suzie Travis

Fred Keating

Charles Henderson

Anna Galvin

Lisa Stone

Eve Harlow

Leila

Paul Perri

Dr. Smithson

Adrian Holmes

Sam Barton

Emily Holmes

Joanne Scott

Juan Carlos Velis

Roach

Ted Whittall

President William J. Scott

Ted Atherton

Edward 'Ed' Dewitt

Roman Podhora

General Blair