Actor is reprising role as mutant leader Magneto in forthcoming film

Exclusive: At an open-air film festival in Rome, the actor shared anecdotes of his time on the set of upcoming superhero film Avengers: Doomsday

Ian McKellen was told on the 'Avengers: Doomsday' set to act more furious as Magneto, so he thought about destroying Mar-a-Lago.