Harry Potter actors reunited at Warner Bros. Studio Tour London. They celebrated 25 years since the first film.

James, Oliver, Bonnie, and Mark returned to the film sets. They first made the wizarding family in 2001.

Oliver said: "Being back on set with Bonnie and Mark is great. It feels like no time has passed."

The Weasley actors visited their old sets. They shared stories and launched a summer feature.

The exhibition will run for four months from May 7.

Harry Potter and The Philosopher’s Stone broke box office records. It made $974 million in 2001.

First Year at Hogwarts is a new feature. It runs from May 7 to September 7, 2026.

Mark, James, Oliver, and Bonnie visited Warner Bros. Studio Tour London.

Fans voted for their favorite scenes. Meeting the Weasleys was their third favorite moment.

Mark Williams said: "I love coming back to the wizarding world. The new summer feature is great."

Diagon Alley is a must-visit for wizarding fans.

Fans voted for their top ten favorite scenes.

Hogwarts letters arrive at Privet Drive - 31%.

Harry gets his wand at Ollivanders - 30%.

Harry meets the Weasleys - 29%.

Harry and Hagrid visit Diagon Alley - 28%.

Harry has his first Quidditch match - 22%.

We see the moving staircase for the first time - 22%.

The students get sorted into Houses - 21%.

Madame Hooch teaches flying - 14%.

Harry, Ron, and Hermione play Wizard’s Chess - 14%.

Harry, Ron, and Hermione fight a troll - 13%