steps in as Guiding Light
's new Leah Bauer on May 18. The daughter of Springfield residents Rick and Mel Bauer comes home from boarding school looking a bit older. Leah was previously played by Marley Wright
, the real-life child of Yvonna Kopacz
(Mel).... Caitlin Van Zandt
has been cast as Ashlee, a girl who helps Lizzie mess with Jonathan starting April 25.... Oh, and those new boys playing Blake's twins, Jason and Kevin Marler, are Mick Hazen
and Eric Nelson
. "They're beautiful kids," Liz Keifer
(Blake) tells TVGuide.com. "I think the twins are supposed to be 12 or 13 now."