On screen
Cast
14 credited performers
Artwork unavailable
Gregory Patrick Agnew
Grandpa
Roman Spenneberg
Physicist (Age 15)
Artwork unavailable
Jax Inman
Physicist (Age 8)
Artwork unavailable
Brodie McCauley
Physicist
Olivia Jones
Ship Captain
Artwork unavailable
Jezreel Forand
Ship Engineer
Artwork unavailable
Nicholas Poppe
Ship Pilot
Artwork unavailable
Sofia Spenneberg
Guardian Angel (voice)
Artwork unavailable
Ian Papworth
Distorted voice (voice)
Adam S. Depew
Spirit (voice)
Martin Luther King Jr.
Self (archive footage)
Carl Sagan
Self (archive footage)
Johnny Cash
Self (archive footage)
June Carter Cash
Self (archive footage)