Johnny as Tarzan
I've seen people on Facebook say that he should have played Tarzan in the 1970's and I'm kind of inclined to agree. Just look at this pic and tell me he WOULDN'T have been the perfect guy for the part
https://www.worthpoint.com/worthopedia/original-johnny-crawford-the-naked-ape-8x10
He probably would have been at least as good as Ron Ely. He was easily as in good shape as Ely was and his bod was even more sculpted than his at the time...