Holy Smoke!
Walter Brennan! Two years in France WWI, gets sidetracked in LA on his way to grow pineapples in Guatemala. Years of bit parts and extra roles, including two Three Stooges movies.
Gets a bunch of teeth kicked out accidentally in a fight scene, parlays that battered appearance into THREE Oscars.
Later becomes the oldest guy at that time to ever have a song go Top 40. Does it again with another song, buys a 1,200 acre ranch in Oregon.
Married to the same woman all his life, successful, stable kids.
Golly 😎
https://en.m.wikipedia.org/wiki/Walter_Brennan