1: Discover how Cillian Murphy's dedication to his craft in Oppenheimer led to a sacrificial diet.

2: Costar reveals the extreme measures Murphy took to transform into his character for Oppenheimer.

3: Learn about the sacrifices made by Murphy to embody the role in Oppenheimer.

4: Explore the details of Cillian Murphy's intense diet plan for his transformation in Oppenheimer.

5: Uncover the secrets behind Murphy's sacrifice for Oppenheimer through insights from his costar.

6: Find out how Murphy's commitment to his role in Oppenheimer changed his eating habits.

7: Discover the challenges Murphy faced while following his sacrificial diet for Oppenheimer.

8: Get a glimpse into Cillian Murphy's transformation process for Oppenheimer and his sacrifices.

9: Experience the dedication and determination of Murphy as he reveals his sacrificial diet for Oppenheimer's transformation.