Star Trek: The Next Generation 4x18
Identity Crisis
Geordi and a former crew mate begin evolving into bizarre creatures when they return to a planet both of them were on during an Away Mission five years earlier.
Star Trek: The Next Generation season 4
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4x1The Best of Both Worlds (2) Sep 24, 1990 -
4x2Family Oct 01, 1990 -
4x3Brothers Oct 08, 1990 -
4x4Suddenly Human Oct 15, 1990 -
4x5Remember Me Oct 22, 1990 -
4x6Legacy Oct 29, 1990 -
4x7Reunion Nov 05, 1990 -
4x8Future Imperfect Nov 12, 1990 -
4x9Final Mission Nov 19, 1990 -
4x10The Loss Dec 01, 1990 -
4x11Data's Day Jan 07, 1991 -
4x12The Wounded Jan 28, 1991 -
4x13Devil's Due Feb 04, 1991 -
4x14Clues Feb 11, 1991 -
4x15First Contact Feb 18, 1991 -
4x16Galaxy's Child Mar 11, 1991 -
4x17Night Terrors Mar 18, 1991 -
4x18Identity Crisis Mar 25, 1991 -
4x19The Nth Degree Apr 01, 1991 -
4x20Qpid Apr 22, 1991 -
4x21The Drumhead Apr 29, 1991 -
4x22Half a Life May 06, 1991 -
4x23The Host May 13, 1991 -
4x24The Mind's Eye May 27, 1991 -
4x25In Theory Jun 03, 1991 -
4x26Redemption (1) Jun 17, 1991