[NOTE: Updated May 25, 2013 - The Merlin marathon has been cancelled and replaced with a movie marathon. The Merlin series finale airs at 10/9C on May 31, 2013.]
NEW Merlin season five episodes return to Syfy on Friday, May 3, 2013 at 10/9C!
Merlin's cast includes Colin Morgan, Bradley James, Katie McGrath, Angel Coulby and Richard Wilson.
08:00 AM Arthur's Bane - Part One
Camelot basks in the halcyon days of a new golden age. But even as she flowers, so the dark seeds of her destruction are being sown... For in the frozen wastelands of the north, men are disappearing without trace.
In search of answers, King Arthur (Bradley James) and his knights must undertake a dangerous mission to the unknown. As the sun sets on the icy plains, Merlin (Colin Morgan) finds himself locked in a battle unlike any he has fought before; a battle with fate itself.
Guest stars include Sophie Rundle, Adetomiwa Edun, Rupert Young, Eoin Macken, Tom Hopper, Katie McGrath, Game of Throne's Liam Cunningham, Julian Glover, Alexander Vlahos, Lindsay Duncan, Josette Simon and Stephen McCole.
09:00 AM Arthur's Bane - Part Two
As dawn breaks across the icy tundra, Merlin (Colin Morgan) and Arthur (Bradley James) are close to exhaustion. With each tortured step, the fortress of Ismere looms ever nearer, and Merlin's fear intensifies. What game is Mordred (Alexander Vlahos) playing? And what powerful secrets are Morgana (Katie McGrath) and the druid Ruadan (Liam Cunningham) searching for amongst its twisted catacombs? It seems like this time, not even Merlin can stop Arthur from walking right into the lion's den... For in this bleak and transient wilderness, only one thing is certain: the great trial for Albion has finally begun.
Guest stars include Stephen McCole, Alexander Vlahos, Sophie Rundle, Josette Simon, Eoin Macken, Game of Thrones' Liam Cunningham, Rupert Young, Adetomiwa Edun and Tom Hopper.
10:00 AM The Death Song Of Uther Pendragon
When a stranger gives Arthur (Bradley James) the power to summon the dead, the king finds himself torn between head and heart. Unable to resist temptation, he seizes the chance to speak to the person he misses most - his father, Uther (Anthony Head). But the spirit world is a dark and dangerous place... Little does Arthur realize that his decision comes at a terrible price. Against all odds, Merlin (Colin Morgan) must put right Arthur's mistake before Camelot and everything they have built is destroyed forever.
Guest stars include Jane Thorne, Gordon Munro, Rupert Young, Adetomiwa Edun, Alexander Vlahos, Eoin Macken, Tom Hopper and Anthony Head.
11:00 AM Another's Sorrow
With Princess Mithian (Janet Montgomery) as the perfect bait, Morgana (Katie McGrath) conjures a deception so powerful that the whole of Camelot is taken in - even Merlin (Colin Morgan) himself. But as the storm clouds gather, will the young warlock see through the lies? Or will Morgana at long last fulfil her dreams of revenge?
Guest stars include Fintan McKeown, Janet Montgomery, James Fox, Rupert Young, Richard Wilson, Adetomiwa Edun, Eoin Macken and Tom Hopper.
12:00 PM The Disir
In the inky depths of an ancient pool, three soothsayers cast a dark judgment upon the king of Camelot. But despite Merlin's (Colin Morgan) warnings, headstrong Arthur (Bradley James) refuses to take the words of the Disir seriously, and their fury rains down on Camelot. Only the greatest sacrifice can appease them, and with the kingdom in jeopardy, is it one that Arthur is prepared to make? Faced with the king's uncertainty, Merlin has just one chance to save him from his destiny - but this decision comes at the highest price.
Guest stars include Frances Tomelty, Sian Thomas, Helen Schlesinger, Andrew Tiernan, Alexander Vlahos, Eoin Macken, Tom Hopper, Adetomiwa Edun and Rupert Young.
01:00 PM The Dark Tower
When Gwen (Angel Coulby) is snatched from Camelot without warning, Merlin (Colin Morgan) knows there can be only one person responsible: Morgana (Katie McGrath). Arthur (Bradley James) is determined to rescue his queen, but it will not be easy; she is locked in the Dark Tower, a place that haunts the dreams of men...
Guest stars include Adetomiwa Edun, Rupert Young, Tom Hopper, Eoin Macken and Kelly Wenham.
02:00 PM A Lesson In Vengeance
Darkness steals into the very heart of Camelot as Morgana (Katie McGrath) and her puppet queen hatch a sinister plan to murder the king. But when stable hand Tyr Seward (John Bradley) becomes caught in the crossfire, he threatens to ruin everything... As the plot thickens and reaches its deadly climax, can a suspicious Merlin (Colin Morgan) unravel the truth before it is too late?
Guest stars include Rupert Young, Game of Thrones' John Bradley, Eoin Macken, Veronica Roberts, Tom Hopper, Tony Guilfoyle, Zee Asha and Alexander Vlahos.
03:00 PM The Hollow Queen
As a deadly net closes in around Arthur (including plotting by his own wife, Gwen), Merlin finds himself far from Camelot.
When Merlin (Colin Morgan) agrees to help a young Druid boy, Daegal (Alfie Stewart), he has no choice but to leave Camelot on a dangerous mission. With the citadel distracted by the visit of the fearsome Sarrum of Amata (John Shrapnel), it seems that no one will notice his absence...
Guest stars include Alfie Stewart, Rupert Young, John Shrapnel, Eoin Macken, Tom Hopper, Alexander Vlahos, Matthew Clancy and Mitch Benn.
04:00 PM With All My Heart
Merlin (Colin Morgan) knows he must act fast before Morgana's (Katie McGrath) twisted control over Gwen (Angel Coulby) gets further out of hand. But only the most powerful magic can save the queen and this will not be easy, even for Merlin. As the high priestess tightens her grip on Camelot, one thing is clear - she will not give up her puppet without a fight.
Guest stars include Tom Hopper, Alexander Vlahos, Rupert Young, Maureen Carr and Eoin Macken.
05:00 PM The Kindness Of Strangers
Morgana (Katie McGrath) leads a terrifying manhunt in pursuit of her old foe Alator of the Catha (Gary Lewis), for she knows without doubt that he can tell her exactly where to find Emrys. Merlin's ((Colin Morgan) life has never been in more danger, so when the mysterious Finna (Sorcha Cusack) offers to help him, is he right to trust her? Or will he find himself cornered with nowhere to run?
Guest stars include Gary Lewis, Rupert Young, Eoin Macken, Barry Aird, Sorcha Cusack, Alexander Vlahos and Tom Hopper.
06:00 PM The Drawing Of The Dark
Mordred (Alexander Vlahos) finds himself torn between loyalty and love, but little does he realise that the path he chooses will shape Camelot's destiny... As the drums of war beat ever louder, a desperate Merlin (Colin Morgan) feels trapped by the cruel circle of fate - is he powerless to stop his dreams of Albion from crumbling to dust?
Guest stars include Alexander Vlahos, Eoin Macken, Rupert Young, Tom Hopper and Alexandra Dowling.
07:00 PM The Diamond Of The Day - Part One
High in the mountains a great horde gathers; Morgana (Katie McGrath) prepares for war, a vengeful Mordred (Alexander Vlahos) at her side. Merlin (Colin Morgan) feels the weight of his destiny like never before as the ancient prophecies play out with terrifying accuracy. Yet before he can save his beloved Camelot, he must save himself. For Morgana wishes to destroy not just the kingdom but also Emrys.
Guest stars include Peter Guinness, Alexander Vlahos, Tom Hopper, Eoin Macken, Erin Richards, Rupert Young and John Lynch.