Jharrel Jerome says he skipped lunches on the set of the Anthony Robles wrestling biopic ‘Unstoppable’ in order to work out. The actor tells PEOPLE about transforming into the athlete, who worked his way to a NCAA championship in 2011 despite being born with only one leg.

What does it mean to defy all odds? Anthony Robles had no other choice, so he never gave up on the one thing that always made him feel unstoppable. Robles’ story is displayed on film as Prime Video‘s Unstoppable follows his path to winning the 2011 national championship while competing on the Arizona State

Unstoppable' star Jharrel Jerome and subject Anthony Robles opened up about the vulnerability it took to make the film.

How can he be so monstrous and brutal on the mat, but so kind and protective off the mat?” That’s one of the central tensions at play in Unstoppable (now available on Prime Video), William Goldenberg’s directorial debut and an empathetic portrait of Robles that highlights his physical limitations,

Unstoppable,” based on the real-life story of wrestling champion Anthony Robles. He breaks down what's fact and fiction in the film.