Chen Kun

~ as ~

Qian Xuesen

Zhang Yuqi

~ as ~

Jiang Ying

Lin Yongjian

~ as ~

General Nie Rongzhen

You Yongzhi

~ as ~

Minister Lu

Zhang Tielin

~ as ~

Andrew Lin Hoi

~ as ~

George Anton

~ as ~

Pyre

Steve Boergadine

~ as ~

Lee DuBridge

Ted Durant

~ as ~

Scientist Assistant

James Lee Guy

~ as ~

Prison Interrogator