Tom Cruise

Narrator

James Arnold

Self

Michael J. Bloomfield

Self (Pilot, STS-97)

Robert D. Cabana

Self (Commander, STS-88)

Leroy Chiao

Self

Kenneth D. Cockrell

Self

Robert L. Curbeam Jr.

Self

Brian Duffy

Self (Commander, STS-92)

Marc Garneau

Self (Mission Specialist, STS-97)

Michael L. Gernhardt

Self (Mission Specialist, STS-104)

Yuri Pavlovich Gidzenko

Self (Soyuz Commander, Expedition One)

Umberto Guidoni

Self

Chris Hadfield

Self

Susan Helms

Self (Expedition Two Flight Engineer)

Susan J. Helms

Self

Charles Owen Hobaugh

Self (Pilot, STS-104)

Marsha Ivins

Self (Mission Specialist, STS-98)

Brent W. Jett Jr.

Self (Commander, STS-97)