Russell wasn’t a star or even an aspiring actor when cast as Homer Parrish.

“The spirit of the film and that authenticity in Russell’s performance is timeless.”

Part of that authenticity was inspired by Russell’s appearances in the bond drives.

Harold Russel

Cathy O’Donnell and Harold Russell in 1946’s ‘The Best Years of Our Lives.'.courtesy everett collection

These tactics included extended his hook to shake someone’s hand, encouraging them to set aside any discomfort.

And he’d often joke that one thing he couldn’t do was pick up the check.

All these moments found their way into theYearsscript.

Harold Russell

Harold Russell, center, holding his special award and Best Supporting Actor Oscars, with Samuel Goldwyn (left) and ‘The Best Years’ director William Wyler.Bettmann/Getty Images

“He went through so much in his recovery,” notes Blake.

And I think that’s what really drew Wyler to him."

Even parts of Homer’s story that weren’t entirely based on Russell’s life resonated with the actor.

All of this did not go unrecognized by the Academy.

“And maybe it was their way of thanking veterans.”

But the Academy needn’t have worried.

Russell did win for Best Supporting Actor, shocking nearly everyone including himself.

“It gave him a much larger platform to reach people.”