353. Þröstur Leó Gunnarsson in The Last Fishing Trip (2020)

 Age: 59

No frontal nudity, but great view of his ass and balls!

More from this movie here:

https://famousdaddiesnaked.blogspot.com/2021/05/257-rostur-leo-gunnarsson-hjalmar.html

352. Walter Sachers in Das Licht im Kasten (2018?)

 Age: 64?

And old man undressing in theater. Fantastic stage nudity!

351. Jim Daly in Wilfred (2010)

 Age: 76

An old man in a nudist scene.

350. Oldřich Kaiser in Muž se zaječíma ušima (2020)

 Age: 65

Very nice full frontal nudity scene!

349. Stefan Sattler in La Maison (2022)

 Age: 60

Quick frontal scene.