Prince Harry left actresses playing zombies stunned after they screamed in his face in an attempt to scare the royal.
The Duke of Sussex was a guest on The Tonight Show, which is hosted by Jimmy Fallon.
The duo walked through Tonightmares, an all-new haunted maze experience linked to the US TV programme.
Harry did not take part in an interview with Fallon, instead being the first guest on the show to experience the maze ahead of Halloween next month.
Prince Harry left actors playing zombies stunned after they screamed in his face in an attempt to scare the royal.
The Tonight Show
The Duke of Sussex appeared on edge as he walked through the maze, screaming "f**k" after a jump scare.
During one scene, two actresses playing zombies, scream at Harry in an attempt to scare him.
However, their reactions after the royal passed through their part of the haunted maze went viral.
One of the actresses' jaw dropped as she realised who was accompanying Jimmy Fallon.
The Duke of Sussex was a guest on The Tonight Show, which is hosted by Jimmy Fallon.
The Tonight Show
The other actress asks her colleague after seeing her reaction: "Who was that?" before she confirms it was Prince Harry.
The actress then covers her mouth in disbelief before beginning to fan herself.
During the final stage of the maze, Prince Harry appeared to almost punch an actor who was playing a zombie.
The Duke of Sussex appeared on edge as he walked through the maze, screaming "f**k" after a jump scare.
The Tonight Show
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The royal turned and jokingly raised his fist at the zombie before laughing with Fallon.
The Tonight Show
As Harry and Fallon thought they had finished the maze, a zombie popped out from behind a window to give them one final scare.
The royal turned and jokingly raised his fist at the zombie before laughing with Fallon.
Harry's appearance on the TV programme comes as the Duke of Sussex is in New York undertaking solo engagements this week.
Meghan Markle stayed in California with their two young children, Archie and Lilibet.
