Virgil Ivan "Gus" Grissom was an American engineer and pilot in the United States Air Force, as well as one of the original Mercury Seven selected by the National Aeronautics and Space Administration for Project Mercury, a program to train and launch astronauts into outer space. Wikipedia
Space Men
Self (archive footage)
Conquering Space: The Moon and Beyond
Self - NASA Astronaut (archive footage)
Apollo: The Forgotten Films
Self (archive footage)
Apollo: Missions to the Moon
elf - Apollo Astronaut (archive footage)
Project Gemini: Bridge to the Moon
Self
Apollo 1: Destination Moon
Self (archive footage)