In which category did this American actor, comedian, and singer who appeared in "Borderland" win the Saturn Award in 1997?
Borderland (Star Trek: Enterprise):  The episode featured the first appearance of "" actor Brent Spiner in "Enterprise", and the last appearance of J. G. Hertzler in the "Star Trek" franchise. Brent Spiner: Brent Jay Spiner ( ; born February 2, 1949) is an American actor, comedian, and singer best known for his portrayal of the android, Lieutenant Commander Data, in the television series "" and four subsequent films. Brent Spiner:  In 1997, he won the Saturn Award for Best Supporting Actor for his portrayal of Data in "", and was nominated in the same category for portraying Dr. Brackish Okun in "Independence Day", a role he reprised in "".
Best Supporting Actor