United Kingdom, Oct. 16 -- Jacob Elordi experienced "moments of great anguish" amid shooting Frankenstein.

The 28-year-old actor was required to lose a significant amount of weight in a relatively short period of time in order to star in the Guillermo del Toro-directed movie, and Jacob admits that his efforts took a real toll on him.

Speaking to the Los Angeles Times newspaper, Jacob shared: "My brain was kind of all over the place.

"I had these moments of great anguish at around 3 a.m. in the morning. I'd wake and my body was in such pain. And I just realised that it was a blessing with Frankenstein coming up, because I could articulate these feelings, this suffering."

Jacob was a late addition to the film's cast. However, the actor ...