Aaron Eckhart Dr. Josh Keyes Hilary Swank Maj. Rebecca Childs Delroy Lindo Dr. Ed 'Braz' Brazzleton Stanley Tucci Dr. Conrad Zimsky Tchéky Karyo Serge DJ Qualls Theodore Donald 'Rat' Finch Richard Jenkins Gen. Thomas Purcell Bruce Greenwood Cmdr. Robert Iverson Christopher Shyer Dave Perry Ray Galletti Paul Eileen Pedde Lynne Rekha Sharma Danni Tom Scholte Acker Glenn Morshower FBI Agent Anthony Harrison FBI Agent Alfre Woodard Stickley Fred Keating Court-Martial Presiding Officer Nicole Leroux Mom Chris Humphreys GBTV Reporter - Trafalgar Square Dion Johnstone Flight Engineer Timmins Fred Ewanuick Endeavor Flight Engineer Hrothgar Mathews Chief Engineer Mission Control Jennifer Spence Zimsky's Assistant Michael St. John Smith Pentagon General John Shaw FBI Agent - Rat's Apartment Rosa Di Brigida Rome Café Patron Ermanno De Biagi Rome Café Patron Matt Winston Luke Barry Claire Riley News Anchor Laurie Murdoch Project Destiny Engineer Aaron Eckhart Dr. Josh Keyes Hilary Swank Maj. Rebecca Childs Delroy Lindo Dr. Ed 'Braz' Brazzleton Stanley Tucci Dr. Conrad Zimsky Tchéky Karyo Serge DJ Qualls Theodore Donald 'Rat' Finch Richard Jenkins Gen. Thomas Purcell Bruce Greenwood Cmdr. Robert Iverson Christopher Shyer Dave Perry Ray Galletti Paul Eileen Pedde Lynne Rekha Sharma Danni Tom Scholte Acker Glenn Morshower FBI Agent Anthony Harrison FBI Agent Alfre Woodard Stickley Fred Keating Court-Martial Presiding Officer Nicole Leroux Mom Chris Humphreys GBTV Reporter - Trafalgar Square Dion Johnstone Flight Engineer Timmins Fred Ewanuick Endeavor Flight Engineer Hrothgar Mathews Chief Engineer Mission Control Jennifer Spence Zimsky's Assistant Michael St. John Smith Pentagon General John Shaw FBI Agent - Rat's Apartment Rosa Di Brigida Rome Café Patron Ermanno De Biagi Rome Café Patron Matt Winston Luke Barry Claire Riley News Anchor Laurie Murdoch Project Destiny Engineer Lenie Scoffié Paris Café Lady Nathaniel DeVeaux U.S.S. Constellation Captain Alec Medlock (voice) (uncredited) Rick Kain Chief Petty Officer (uncredited) Aaron Eckhart Dr. Josh Keyes Hilary Swank Maj. Rebecca Childs Delroy Lindo Dr. Ed 'Braz' Brazzleton Stanley Tucci Dr. Conrad Zimsky Tchéky Karyo Serge DJ Qualls Theodore Donald 'Rat' Finch Richard Jenkins Gen. Thomas Purcell Bruce Greenwood Cmdr. Robert Iverson Christopher Shyer Dave Perry Ray Galletti Paul Eileen Pedde Lynne Rekha Sharma Danni Tom Scholte Acker Glenn Morshower FBI Agent Anthony Harrison FBI Agent Alfre Woodard Stickley Fred Keating Court-Martial Presiding Officer Nicole Leroux Mom Chris Humphreys GBTV Reporter - Trafalgar Square Dion Johnstone Flight Engineer Timmins Fred Ewanuick Endeavor Flight Engineer Hrothgar Mathews Chief Engineer Mission Control Jennifer Spence Zimsky's Assistant Michael St. John Smith Pentagon General John Shaw FBI Agent - Rat's Apartment Rosa Di Brigida Rome Café Patron Ermanno De Biagi Rome Café Patron Matt Winston Luke Barry Claire Riley News Anchor Laurie Murdoch Project Destiny Engineer Lenie Scoffié Paris Café Lady Nathaniel DeVeaux U.S.S. Constellation Captain Alec Medlock (voice) (uncredited) Rick Kain Chief Petty Officer (uncredited)