Merlin 2008 | TV Show Watchlist

Season 4, Episode 1 The Darkest Hour

First Aired: January 6, 2012

Part 1 of 2. In the Season 4 premiere, Morgana summons Callieach (Gemma Jones) to rip apart the fabric between the worlds of the living and dead, unleashing creatures that kill anyone whom they touch. Arthur and his knights set out to save the kingdom while Merlin attempts to return order to the world.

Watch Now
Subscription
Free

Guest Cast

Cast & Details See all »

  • Premiered: September 20, 2008
  • Rating: TV-PG
  • Premise: A retelling of the Arthurian legend that centers on Merlin, a young wizard new to Camelot, a kingdom ruled by a tyrant who's banned the use of magic. (more)

Show More »

Trending TonightSee all »

Watch This

Tyler Blackburn and Ashley Benson, <em>Pretty Little Liars</em>
Pretty Little Liars: Tyler Blackburn Is Ready for a Haleb Wedding

The Pretty Little Liars actor says Caleb is ready to tie the knot with Hanna

Shop