American Horror Story casts Macaulay Culkin in season 10 alongside fan favourites Sarah Paulson and Evan Peters

MACAULAY Culkin will make his American Horror Story debut in season 10.

The actor was welcomed onto the beloved anthology series by Ryan Murphy, who took to Instagram to announce the news.

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Murphy posted the full cast list for his FX drama’s latest instlament, which is mostly made up of familiar faces.

The likes of Sarah Paulson and Evan Peters will both be back at the helm, after swerving last year's iteration 1984.

Other Season 10 cast members include the likes of Kathy Bates, Leslie Grossman, Billie Lourd, Sarah Paulson, Evan Peters, Adina Porter, Lily Rabe, Angelica Ross and Finn Wittrock.

A theme for season 10 has yet to be announced, although Murphy's teaser video may contain some clues.

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The clip opens with the shot of a gloomy beach, underscored by the tune of Orville Peck’s Dead of Night.

Could we be in for a nod to classic film Jaws with a series set around shark attacks?

Given the fact that each series of American Horror Story exists in a shared universe, fans will no doubt be eager to know how the upcoming storyline fits into the bigger picture.

It didn't take long for the video to be flooded with messages from excited fans.

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"OMG I did NOT see this coming but I'm 100% on board," one Instagram user gushed.

"I don't think I've ever been so confused and happy at the same time," another added, alongside a string of laughing emojis.

"They better give us all the Home Alone Easter Egg or I will riot," a third chimed in.

The announcement comes after a series of epic crossover theories.

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Netflix's The Chilling Adventures of Sabrina appeared to give a nod to the series with a reference to one of its most famous witches.

Meanwhile a reference to a family from Scream Queens - another Ryan Murphy series - sparked a fresh shared universe debate.

Former seasons of American Horror Story is available to stream on NOW TV and Amazon Prime.