Yahoo! Groups: The Invisible Man Role Playing Game - A message board-based role playing game for The Invisible Man. Original characters welcome. [Yahoo! registration required.] - http://groups.yahoo.com/group/theinvisiblemanroleplayinggame/
Yahoo! Groups: OOC Invisible Man RPG - Play-by-mail list for game based on the show. Original characters welcome. [Yahoo! registration required.] - http://groups.yahoo.com/group/OOC_Invisible_Man_RPG/
Yahoo! Groups: TheInvisibleManRP - Mailing list for a role playing game based on the show. [Yahoo! registration required.] - http://groups.yahoo.com/group/TheInvisibleManRP/
Yahoo! Groups: The Invisible Man - Mailing list for fans of the show, with a public archive of messages. [Yahoo! registration required.] - http://groups.yahoo.com/group/The_Invisible_Man/
Yahoo! Groups: Invisible Addicts - Mailing list for discussion of the show and its actors. [Yahoo! registration required.] - http://groups.yahoo.com/group/Invisible_Addicts/