Tiffani Thiessen
as Dr. Kayla Martin
Vincent Spano
as Troy Whitlock
French Stewart
as Dr. Carl Ratner
Bob Gunton
as Dr. Max Sorkosky
Bruce Boxleitner
as Kenneth Friedlander
Michael Massee
as Edward Vicente
Clyde Kusatsu
as Dr. Kenji Ito
Robert Curtis Brown
as Jack Hendler
Renée Taylor
as Kathryn Hadorn
Tamlyn Tomita
as Melissa Lo
Shashawnee Hall
as Pete Sampson
Scott Michael Campbell
as Rick Foxhoven
Dana Barron
as Lindsey Mastrapa
Onahoua Rodriguez
as Angela Ruiz
Jo Champa
as Aria Beutefeldt
Martin Papazian
as Mr. Smoke
Alex Paez
as Roberto Ruiz
Stephen Ramsey
as Gibby Smolak
Alan Blumenfeld
as Bill Smith
Isabella Hofmann
as Lauren Smith
Alex Skuby
as Captain Nick Slater
John Kapelos
as Michael Torino
Eugene Davis
as Richard Greeley
Barry Livingston
as Dr. Winston Tam
Mary Jo Catlett
as Sister Grace Woodward
Eric Roberts
as Mayor Richard Dellasandro
Faye Dunaway
as Governor Lillian Schaefer