David Andrews Frank Borman Actor Tom Amandes Jack Schmitt Actor Brett Cullen Dave Scott Actor David Clennon Dr. Leon Silver Guest Star Tim Daly Jim Lovell Actor Tom Verica Dick Gordon Actor Tony Goldwyn Neil Armstrong Actor Tom Hanks Host, Executive Producer, Director, Writer David Clyde Carr Gerry Griffin Actor Chris Isaak Ed White Actor Daniel Hugh Kelly Gene Cernan Actor Rita Wilson Susan Borman Actor Steve Hofvendahl Thomas Stafford Actor Ted Levine Alan Shepard Actor Ben Marley Roger Chaffee Actor Dan Butler Gene Kranz Actor Nick Searcy Deke Slayton Actor Norbert Weisser Wernher Von Braun Host Lane Smith Emmett Seaborn Actor Stephen Root Chris Kraft Actor Al Reinert Writer Graham Yost Writer, Director Andy Wolk Writer Jon Turteltaub Director Peter Osterlund Writer Remi Aubuchon Writer David Frankel Director Jonathan Mostow Director Lili Fini Zanuck Director Gary Fleder Director Amy Brooke Baker Writer David Carson Director Erik Bork Writer Michael Bostick Producer Ron Howard Producer Brian Grazer Producer