4x11 The Living and the Dead
First Aired: Apr. 29, 2013 on SyFy
Summary: With the fate of the world in their hands, Pete and Myka's only hope of finding a cure to the Sweating Sickness is a drunken history professor. Meanwhile, Steven and Claudia enter Artie's subconscious in an attempt to bring him out of his coma before he fades away for good.
Guest Stars[no credits found]