Relive the glory days of '90s action TV with shows that defined the decade, from Buffy the Vampire Slayer to NYPD Blue.

The 1990s were a great time for television. Not only were sitcoms in their full golden era, but every genre you could think of was having a bit of a renaissance, especially fantasy and action shows.

Sister, Sister hit the small screen just five months before Friends — and according to one of the show’s stars, the NBC ...