James Spader as Dr. Daniel Jackson

Kurt Russell as Colonel Jonathan 'Jack' O'Neil

Jaye Davidson as Ra

Viveca Lindfors as Catherine

Alexis Cruz as Skaara

Mili Avital as Sha'uri

Erick Avari as Kasuf

John Diehl as Lieutenant Kawalsky

Djimon Hounsou as Horus

Carlos Lauchu as Anubis

Leon Rippy as General W.O. West

French Stewart as Lieutenant Ferretti

Derek Webster as Brown

Christopher John Fields as Freeman

Gianin Loffler as Nabeh

Frank Welker as Mastadge (voice)

Rae Allen as Barbara Shore

Richard Kind as Gary Meyers

Jack Moore as Reilly

Steve Giannelli as Porro

David Pressman as Assistant Lieutenant

Scott Alan Smith as Officer

Cecil Hoffman as Sarah O'Neil

John Storey as Mitch

Lee Taylor-Allan as Jenny

George Gray as Technician

Kelly Vint Castro as Young Catherine Langford

Erik Holland as Professor Langford

Nick Wilder as Taylor

Sayed Badreya as Arabic Interpreter

Michael Concepcion as Horus Guard #1

Jerry Gilmore as Horus Guard #2

Michel Jean-Philippe as Horus Guard #3

Dialy N'Daiye as Horus Guard #4

Gladys Holland as Professor

Roger Til as Professor

Kenneth Danziger as Professor

Christopher West as Professor

Robert Ackerman as Companion

Kairon John as Masked Ra

Dax Biagas as Young Ra