HBO casts Rafe Spall as Arthur Weasley for Harry Potter Season 2

HBO has announced three new cast members for the second season of its Harry Potter television series, adding actors to portray key characters from the wizarding world. Rafe Spall will play Arthur Weasley, Molly HewittRichards will portray Moaning Myrtle, and Jasper Ambrose will take on the role of Colin Creevey. The casting was confirmed on Tuesday, September 15, 2026. The announcement was made via the official Harry Potter TV show account on Instagram, which stated, "Get your camera ready. Please welcome Rafe Spall as Arthur Weasley, Molly HewittRichards as Moaning Myrtle, and Jasper Ambrose as Colin Creevey to Season 2 of the HBO Original Series Harry Potter." Spall's casting is notable as his father, Timothy Spall, played Peter Pettigrew in the original Harry Potter film series. Rafe Spall is known for his roles in the Apple TV+ comedy "Trying," the film "Life of Pi," and the movie "The Big Short." He will portray Arthur Weasley, the patriarch of the Weasley family and father to Ron Weasley, who is Harry Potter's best friend. The character was previously played by Mark Williams in the films.