Merlin (2008) season 1 episode 4 | watch Merlin (2008) season 1 episode 4

Merlin (2008) season 1 episode4 airs on Sunday June 28th 2009 at 09:00 pm via NBC. Merlin (2008) season 1 episode 4 tittle “The Poisoned Chalice” in this episode Nimueh returns, and she tricks Merlin into consuming some poison from a chalice, causing him to become very ill. Arthur attempts to find an antidote but ends up walking into a trap set by Nimueh.