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Reparto

Joseph P. (Joe) Kerwin
Self - Skylab-2 Scientist Pilot (NASA Astronaut)

Paul J. Weitz
Self - Skylab-2 Pilot (NASA Astronaut)

Jack R. Lousma
Self - Skylab-3 Pilot (NASA Astronaut)

Owen Garriott
Self - Skylab-3 Scientist Pilot (NASA Astronaut)

Gerald P. (Jerry) Carr
Self - Skylab-4 Commander (NASA Astronaut)

Edward George Gibson
Self - Skylab-4 Scientist Pilot (NASA Astronaut)

Luboš Kohoutek
Self - Astronomer

Bruce McCandless II
Self - Skylab 2 Backup Crew & AMRV Co-developer (NASA Astronaut)

Vance D. Brand
Self - Skylab R - Rescue Commander (NASA Astronaut)