Maggie Aderin-Pocock as Herself - Presenter

Bob Counts as Himself

Kosuke Heki as Himself - Hokkaido University (as Professor Kosuke Heki)

Bob Counts as Himself - US Air Force 1953-1968

Jacob Katz as Himself - MIT

Robert Lang as Himself - Origami Consultant (as Dr. Robert Lang)

Roger Launius as Himself - Smithsonian National Air & Space Museum (as Dr. Roger Launius)

Albert Yu-Min Lin as Himself - University of California, San Diego (as Albert Yu-Min Lin Ph.D)

Hiromitsu Oshima as Himself - Usu Volcanic Laboratory (as Dr. Hiromitsu Oshima)

Peter Shaw as Himself - University of Surrey (as Dr. Peter Shaw)

Ian Stevenson as Himself - Quantum Coating