Michelle Rodriquez detailed her strict regime to prepare for her role in Dungeons & Dragons: Honor Among Thieves as she opened up on the new movie at its London premiere.
In an exclusive interview with Mirror on the red carpet, the Fast and Furious star revealed she was had to gain 15lbs of muscle to play Holga the Barbarian.
On the red carpet at Cineworld Leicester Square in London, she said: "I have never had that much discipline in my entire life.