Sul Kyung-gu
Kim Jae-guk
Doh Kyung-soo
Hwang Sun-woo
Kim Hee-ae
Yoon Moon-yeong
Park Byung-eun
Jeong Min-gyu
Jo Han-chul
The Minister
Choi Byung-mo
The Vice Minister
Hong Seung-hee
Kang Han-byul
Lee Sung-min
Hwang Gyu-tae
Kim Rae-won
Lee Sang-won
Lee Yi-kyung
Cho Yoon-jong
Choi Jung-woo
The President
Park Seon-yeong
Narrator
Brad Little
NASA Administrator
Paul de Havilland
NASA Deputy Administrator
Jonathan Ehren Groff
James Glenn
Brian M. Van Hise
Andy Walker
Gina Theresa Williamson
Julie Anderson
Jack Lyons
William Jones
Baek Seung-chul
Rescue Leader
Han Soo-hyun
FDO
Kim Dong-hwan
INCO
Chun Sin-hwan
Guidance
Lee Sang-won
Prop
Yeom Ji-young
Telmu
Lee Yoon-jae
Doctor 1
Choi Dae-sung
Doctor 2
Cha Young-ju
Space Center Staff
Kang Jun-seok
Space Center Staff
Jung Yun-ha
TM/TC
Lee Yi-kyung
Cho Yoon Jong