Ashton Smith

Ashton Smith

饰：Narrator,

Brian David

饰：Col. Rick Husband

Evelyn Husband

饰：Self - Wife of Rick Husband

Michael P. Anderson

饰：Self - Astronaut

James E. Oberg

饰：Self - Former Mission Controller

Scott Hubbard

饰：Self - NASA Specialist

Kalpana Chawla

饰：Self - Astronaut

Rick Searfoss

Rick Searfoss

饰：SSelf - Former Commander, Columbia,(as Col. Rick Searfoss)

乔治·W· 布什

George W. Bush

饰：Self - President of the United States