1: Discover Cillian Murphy's intense diet for his Oppenheimer role, shared by his costar.

2: Learn how Murphy sacrificed for his transformation into Oppenheimer.

3: Explore the secrets behind Cillian Murphy's commitment to his role in Oppenheimer.

4: Uncover how Murphy's diet played a crucial role in his Oppenheimer transformation.

5: Find out the sacrifices Cillian Murphy made for his Oppenheimer role, as told by his costar.

6: Get exclusive insights into Cillian Murphy's sacrificial diet for Oppenheimer transformation.

7: Discover the true dedication behind Cillian Murphy's Oppenheimer diet, revealed by his costar.

8: Learn how Cillian Murphy's diet transformed him for the role of Oppenheimer.

9: Unlock the secrets of Cillian Murphy's Oppenheimer transformation diet, straight from his costar.