La (LeVar Burton), Troi (Marina Sirtis), and Mark Twain (Jerry
Star Trek Next Generation Mark Twain. Mark twain has made multiple appearances and references in star trek, starting with his cameo in.
Mark twain has made multiple appearances and references in star trek, starting with his cameo in.
Mark twain has made multiple appearances and references in star trek, starting with his cameo in. Mark twain has made multiple appearances and references in star trek, starting with his cameo in.
