History of House of the Dragon season 3 in Timeline

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House of the Dragon season 3

House of the Dragon season 3 will premiere on HBO on June 21, 2026, with eight episodes adapting George R.R. Martin's Fire & Blood. Ordered on June 13, 2024, filming occurred between March and October 2025. Ryan Condal is the sole showrunner. A fourth season was ordered in November 2025.

December 2023: Seasons 3 and 4 being written

In December 2023, George R. R. Martin stated on his personal blog that the third and fourth seasons of House of the Dragon are being written.

June 13, 2024: Third season ordered

On June 13, 2024, three days before the premiere of the second season, the third season of House of the Dragon was ordered.

June 2024: Series renewed for third season

In June 2024, ahead of the second-season premiere, House of the Dragon was renewed for a third season.

January 2025: James Norton joins the cast

In January 2025, James Norton was announced to have joined the cast of House of the Dragon for the third season as Lord Ormund Hightower.

March 2025: Tommy Flanagan and Dan Fogler join the cast

In March 2025, Tommy Flanagan and Dan Fogler were announced to have joined the cast of House of the Dragon as Lord Roderick Dustin and Ser Torrhen Manderly, respectively.

March 21, 2025: Filming for the third season begins

On March 21, 2025, filming for the third season of House of the Dragon began at Leavesden Studios, Watford.

April 2025: Tom Cullen, Joplin Sibtain, and Barry Sloane join the cast

In April 2025, Tom Cullen, Joplin Sibtain, and Barry Sloane were announced to have joined the cast of House of the Dragon as Ser Luthor Largent, Ser Jon Roxton, and Ser Adrian Redfort, respectively.

July 2025: Annie Shapero joins the cast

In July 2025, Annie Shapero was announced to have joined the cast of House of the Dragon as Alysanne Blackwood.

October 2025: Third season filming wraps up

In October 2025, filming for the third season of House of the Dragon concluded.

November 2025: Fourth season ordered

In November 2025, the fourth season of House of the Dragon was ordered.

June 21, 2026: Third season premiere

June 21, 2026, is set as the premiere date for the third season of House of the Dragon on HBO in the United States.