Top 10 Heaviest Actors of All Time

He was once considered the world's heaviest actor, reaching a peak weight in the five hundred pound range. He transformed his body by losing hundreds of pounds through training and nutrition.

His peak weight was reported around five hundred pounds, which matched his mythic size in roles like Fezzik from 'The Princess Bride'.

Arriving from strongman competitions with weights in the mid four hundreds, his immense mass translated perfectly to his role as the Mountain in 'Game of Thrones'.

He spent years as a beloved heavyset lead with reports placing his peak weight near the high three hundreds. He later lost over one hundred pounds and maintained his new weight through steady habits.

Famous for his role in the series Lost, he weighed around 400 pounds before shedding 100 pounds to address health problems.

The director, comic book writer, and actor worked for years as a heavy performer, reaching a peak weight of around 330 pounds. He later went through a massive weight loss, shedding around 75 pounds.

Before his weight loss, he weighed 327 pounds, which prompted doctors to warn him that he was approaching morbid obesity.

Known for his lovable heavyset roles and physical comedy, his peak weight was estimated around the low three hundreds. He weighed 315 pounds before successfully losing 80 pounds.

A gentle giant of comedy, his weight was widely reported in the low three hundreds during his busiest years.

He combined height, muscle, and size in a way few actors ever have, with reports often placing him near the low three hundreds at his largest.