Supergirl made a reference to "Clark's friend Chloe" and her Wall of Weird tonight.
Tom Welling again explains why we didn't see full-on Superman in the Smallville series finale.
In the Smallville episode "Homecoming" Clark Kent went to October 15, 2017.
Smallville's Tom Welling is reportedly interested in making an appearance on The Flash.
Preview images for the Supergirl season premiere featuring Smallville's Erica Durance
Interview with Smallville alum Allison Mack about her new project Lost in Oz
Interview with Smallville's Mark Warshaw about his new series Lost in Oz
Smallville stars Michael Rosenbaum and Tom Welling reunited on Rosenbaum's podcast.
KryptonSite shares a newspaper prop page from Smallville.
Photos of Tom Welling on Lucifer plus talk on if he wanted to play Clark Kent again.