Obsada

• Patrick J. Adams — John Glenn
• Jake McDorman — Alan Shepard
• Colin O'Donoghue — Gordon Cooper
• Eloise Mumford — Trudy Cooper
• James Lafferty — Scott Carpenter
• Nora Zehetner — Annie Glenn
• Eric Ladin — Chris Kraft
• Patrick Fischler — Bob Gilruth
• Aaron Staton — Wally Schirra
• Michael Trotter — Gus Grissom
• Micah Stock — Deke Slayton
• Shannon Lucio — Louise Shepard
• Jackson Pace — Glynn Lunney
• Josh Cooke — Loudon Wainwright
• Kaley Ronayne — Dee O'Hara