Yea I went through every one of those. Couldn't find it
I found my two other favorite episodes however. " The Doomsday Machine "
http://www.tv.com/video/0z5QzYoPQFEM...+Machine?o=cbs
and " This Side of Paradise "
http://www.tv.com/video/jrWTM_s5IXeU...Paradise?o=cbs