Tom Vaughan Director Brendan Fraser John Crowley Actor Harrison Ford Dr. Robert Stonehill Actor, Executive Producer Keri Russell Aileen Crowley Actor Meredith Droeger Megan Crowley Actor Diego Velázquez Patrick Crowley Actor Sam M. Hall John Crowley Jr. Actor Jared Harris Dr. Kent Webber Actor Patrick Bauchau Erich Loring Actor Alan Ruck Pete Sutphen Actor David Clennon Dr. Renzler Actor Dee Wallace Sal Actor Courtney B. Vance Marcus Temple Actor Ayanna Berkshire Wendy Temple Actor P.J. Byrne Dr. Preston Actor Andrea White Dr. Allegria Actor G.J. Echternkamp Niles Actor Robert Nelson Jacobs Screenwriter Michael Shamberg Producer Stacey Sher Producer Carla Santos Shamberg Producer Nan Morales Executive Producer Andrew Dunn Cinematographer Anne V. Coates Film Editing Derek R. Hill Production Design Andrea Guerra Original Music Deena Appel Costume Design Margery Simkin Casting John Richardson Art Director Denise Pizzini Set Decoration Geeta Anand Writer