Hendee ~ Trumpet
Ray Downey ~ Saxophone
Harry Wilson ~ Guitar
Harry Wilson was with this group only for the recording session.
Exosphere was believed to have not performed live, coming together for the purpose of producing the LP "Nuclear Age".
Sam Carlson & Harry Wilson, March 2013
Some of the other Pacific Northwest music groups represented in members, crew, etc., of this group include: The Dynamics, Springfield Rifle, PUSH, Play It Again S.A.M., New Deal Rhythm Band, and many other NW bands