The Other Side of the Moon features eight Apollo astronauts who intimately share their experience of going to the moon, describing what happened to them while they were there, and how their lives have been shaped by the experience in the 20 years after.
| Actor | Role |
|---|---|
 Buzz AldrinSelf | Self |
 Neil ArmstrongSelf | Self |
| MMichael CollinsSelf | Self |
 Russell SchweickartSelf | Self |
| DDeke SlaytonSelf | Self |
 John YoungSelf | Self |