Certainly! Here’s a curated list of 15 male actors who have performed full-frontal nudity in mainstream movies without using prosthetic penises, based on the provided information:
1. **Michael Fassbender** – repeatedly nude in *Shame* (2011); claimed he did it to appease his mother regarding male nudity.
2. **George Clooney** – used his acceptance speech at the Golden Globes to acknowledge Fassbender’s nudity efforts.
3. **Aaron Taylor-Johnson** – naked in *A Million Little Pieces* (2018) and had a cut scene in *Nocturnal Animals* (2016); described as therapeutic and integral to his character.
4. **Jude Law** – gone full-frontal in films like *Eden* (2024); comfortable with nudity due to past experiences.
5. **Daryl McCormack** – naked in the last moments of *Good Luck to You, Leo Grande* (2022), after rehearsing fully nude.
6. **Jack O’Connell** – nude in *Starred Up* (2013); shot a shower scene in cold Belfast.
7. **Tom Hardy** – performed nude scenes in *Bronson*, *Stuart*, *Sergeant Slaughter*, and *Taboo* (2017); expressed willingness to be nude.
8. **Eric Balfour** – did real, unsimulated sex in *Lie with Me* (2005) with co-star Lauren Lee Smith.
9. **Cooper Koch** – nude in *Swallowed* (2022) and a shower scene in *Monster* (2024); emphasized opportunity over hesitation.
10. **Barry Keoghan** – filmed full-frontal and danced in the nude at the end of *Saltburn* (2023); found dance more nerve-wracking than nudity.
11. **Jack Reynor** – nude in *Midsommar* (2019), with a lengthy scene motivated by the director’s vision and his own choice.
12. **Chris Pine** – had a quick nude scene in *Outlaw King* (2018); discussed double standards for male nudity.
13. **Diego Luna and Gael García Bernal** – shared intimate nudity in *Y Tu Mamá También* (2001); served a narrative purpose.
14. **Kevin Bacon** – fully nude in *Wild Things* (1998); scene cut after initial filming.
15. **Ewan McGregor** – extensively nude in *Velvet Goldmine*, *Trainspotting*, and others, citing comfort with nudity as an actor and belief in authenticity.
These actors not only went fully nude on screen but did so naturally and without prosthetics, emphasizing their dedication to authentic storytelling.
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If you’d like, I can also prepare this as a formal article or another format!