Remember that huge list of characters that were announced for season 3? Well, Entertainment Weekly has just announced a ton of new casting for season 3 of Game of Thrones:

Queen of Thorns aka Lady Oleanna, grandmother of Margaery Tyrell – Dame Diana Rigg

Rigg

Orell, a warg/skinchanger – Mackenzie Crook

Crook aka Gareth from The Office

Bryndon the Blackfish Tully, Catelyn Stark’s somewhat estranged uncle – Clive Russell

Russell

Missandei, Dany’s very young former slave translator – Nathalie Emmanuel

Emmanuel

Shireen Baratheon, Stannis’s daughter – Kerry Ingram

Ingram – will she have the greyscale?

Jojen Reed, friend to the Starks, particularly Bran, also a “green seer” – Thomas Brodie-Sangster

Brodie-Sangster (the kid from Love Actually!)

Meera Reed, Jojen’s sister – Ellie Kendrick

Kendrick

Berric Dondarion, Lord and leader of the Brotherhood without Banners, a group of vigilantes – Richard Dormer

Dormer

Tormund Giantsbane, a wilding warrior – Kristofer Hivju

Hivju – LOVE that beard and hair

Selyse Baratheon, Stannis’ very cold wife – Tara Fitzgerald

Fitzgerald

Edmure Tully, Catelyn’s brother – Tobias Menzies

Menzies

Qyburn, a former maester who was stripped of his chains for doing “unnatural” things – Anton Lesser

Lesser

Anguy, member of the Brotherhood without Banners and skilled archer – Philip McGinley

McGinley

Thoros of Myr, warrior of R’hllor and important member of the Brotherhood without Banners (he carries a flaming sword) – Paul Kaye

Kaye

But what about Mance Rayder??

updated to add: I forgot to mention that season 3 is set to premiere on March 31, 2013 on HBO.