At Cape Kennedy America's three man astronaut team is preparing to take an historical walk into outerspace. The team consists of Captain Tony Nelson, Captain Roger Healey and Lt. Geroge Conway. Captain Nelson as the head of the team will be the first American to step out into space. However, Dr. Bellows is concerned that Tony has been a bit jumpy and he orders him to appear at the base at 2:00 for some tests. Jeannie overhears of Tony's mission. Jeannie worries about his tether breaking and Tony spinning out into space. So she decides to sabotage Tony's tests, while hiding in Tony's jacket.
Elenco: Barbara Eden , Larry Hagman , Bill Daily , Hayden Rorke , Vinton Hayworth .