Gemini XII (space mission in
Project Gemini)
November 11-15, 1966
James A. Lovell, Jr., Edwin E. Aldrin, Jr.
3 days, 22 hours, 34 minutes 31 seconds
Final Gemini flight. Rendezvoused and docked with its target Agena and kept station with it during EVA. Aldrin set an EVA record of 5 hours, 30 minutes for one spacewalk and two stand-up exercises.
Source: NASA