William Baratheon
Young William played by Levi Miller
Older William played by Stephen Amell
Cedric Angar
Played by Ian McKellan
More characters to be introduced later on...
New Timeline:
276 AC: Birth of Prince Viserys Targaryen.277 AC: The Defiance of Duskendal, Resolution of the Kingswood Brotherhood & betrothal announcement of Robert Baratheon and Lyanna Stark. 278-279 AC: Robert sleeps with Lyanna and they unknowingly conceive a child. Tourney at Harrenhal. Prince Rhaegar names Lyanna Stark as Queen of Love and Beauty. Prince Rhaegar and Lyanna have a secret romance and run away together to the Tower of Joy in Dorne. Lyanna is pregnant with child.279-281 AC: Robert's Rebellion. Aerys Targaryen, The Mad King kills Brandon and Rickard Stark who demanded Lyanna's return. Rebellion becomes known as the War of the Usurper which lasts close to nearly two years. Princess Elia and her children are killed in the Sack of King's Landing, Robert named King. Eddard Stark, Howland Reed and others go to Tower of Joy to retrieve Lyanna only to find her dying and a 2-year-old son, along with a newborn. Return to Kings Landing and Robert meets his two-year-old son, names him as heir to the 7 Kingdoms.279 AC: Birth of William Baratheon281 AC: Margaery Tyrell is born, Daenerys Targaryen is born282 AC: Robb Stark born284 AC: Joffrey Baratheon is born285 AC: Sansa Stark is born286 AC: Myrcella Baratheon is born288 AC: Arya Stark is born288 AC: Tommen Baratheon is born289 AC: Greyjoy Rebellion290 AC: Petyr Baelish assigned as Master of Coin298 AC: Events of Game of Thrones take place
Disclaimer: I don't own Game of Thrones or any mentioned or associated properties. All rights belong to their respective owners, I'm just a big fan.