Top Cast
Terry MacDonald
Narrator (voice)
John F. Kennedy
Self - President of th
Jim Lovell
Self - Captain, NASA A
Shannon Lucid
Self - NASA Astronaut
Yuri Gagarin
Self - Soviet Cosmonau
Alan Shepard
Self - NASA Astronaut
Gus Grissom
Self - NASA Astronaut
Gherman Titov
Self - Soviet Cosmonau
Roger K. Crouch
Self - NASA Astronaut
John Glenn
Self - NASA Astronaut