Dean Cain by Jemal Countess/WireImage.com
Broadway legend Ben Vereen has been tapped to guest on Grey's Anatomy this fall. In his episode, tentatively scheduled to air on Oct. 4, he'll play a burn victim. If we're lucky, a singing, dancing burn victim. (It's Ben Vereen, for crying out loud!)

Find more on this Grey's news here.

First Christopher Reeve, now Dean Cain is guesting on Smallville. The onetime star of Lois & Clark: The New Adventures of Superman will appear in the fall season's fourth episode as a baddy named Dr. Curtis Knox. As in knoxious.

Although Steven Bochco's new TNT legal drama doesn't have a title, it's certainly packed with big names: Jane Kaczmarek, Mark-Paul Gosselaar and Gloria Reuben have all signed up. Kaczmarek will play a wacky judge; Gosselaar, a public defender; and Reuben, his boss.

Six Feet Under's Mathew St. Patrick has joined fellow All My Children alum Abigail Spencer in NBC's neighborhood-watch-group pilot, Backyards and Bullets.