The Universe
Voltar- Gregory Patrick AgnewGrandpa
Roman SpennebergPhysicist (Age 15)- Jax InmanPhysicist (Age 8)
- Brodie McCauleyPhysicist
Olivia JonesShip Captain- Jezreel ForandShip Engineer
- Nicholas PoppeShip Pilot
- Sofia SpennebergGuardian Angel (Voice)
- Ian PapworthDistorted Voice (Voice)
Adam S. DepewSpirit (Voice)
Martin Luther King Jr.Ele próprio (Archive Footage)
Carl SaganEle próprio (Archive Footage)
Johnny CashEle próprio (Archive Footage)
June Carter CashEla própria (Archive Footage)