Eric Johnson, Michael Eklund

Fringe's Michael Eklund and Smallville's Eric Johnson have been tapped to portray escaped prisoners on Fox's new drama Alcatraz, TVGuide.com has learned exclusively.

J.J. Abrams' new sci-fi series centers on a cop (Sarah Jones) and a team of FBI agents who track down a group of missing Alcatraz prisoners and guards who have reappeared in the present day after disappearing 30 years earlier.

Fox announces midseason schedule

Eklund, whose credits also include Flashpoint and Caprica, will play Kit Nelson, a terrifying kidnapper who always returns his victims to their homes... after he's killed them. He'll appear in Episode 103, airing Monday, Jan. 23.

Johnson, who currently stars on Rookie Blue, will portray Cal Sweeney, a smooth talking bank robber whose interests lie in safety deposit boxes and the secrets they contain. He'll appear in Episode 104, slated to air Monday, Jan. 30.

VIDEO: Get a first look at J.J. Abrams' Alcatraz

Check out a sneak peek of Alcatraz, which debuts with a special two-hour event on Monday, Jan. 16 at 8/7c on Fox.