Obsada:

• Gregory Peck Charles Keith
• Richard Crenna Jim Pruett
• David Janssen Ted Dougherty
• James Franciscus Clayton Stone
• Gene Hackman Buzz Lloyd
• Lee Grant Celia Pruett
• Nancy Kovack Teresa Stone
• Mariette Hartley Betty Lloyd
• Scott Brady Public Affairs Officer
• Craig Huebing Flight Director
• Frank Marth Air Force System Director
• John Carter Flight Surgeon
• Vincent Van Lynn Aerospace journalist
• George Gaynes Mission Director
• Tom Stewart Houston Cap Com
• Duke Hobbie Air Force Titan specialist
• Walter Brooke Network commentator
• Dennis Robertson Launch Director
• Bill Couch Russian cosmonaut
• Mauritz Hugo Hardy
• Mary Linda Rapelye Priscilla Keith
• Bruce Rhodewalt Computer technician
• George R. Robertson VIP
• George Smith Cape Weather Officer