While these are subject to change (for any number of reasons), Gauntlet Press has announced the projected timetables for these current titles:
Legacies: 10th Anniversary Edition by F. Paul Wilson: At the printer – expected late-March release.
He Is Legend: An Anthology Celebrating Richard Matheson: February 2009
As Timeless As Infinity: The Twilight Zone Scripts Of Rod Serling, Vol. 6: Late-February, now at printer
Ground Zero (A Repairman Jack Novel): Late-spring/early-summer release.