The man below is the Russian actor Konstantin Khabesky:
When I posted my photo on the JewishGen website and asked if anyone recognized either man flanking my grandfather, a woman suggested that the man on the left looks exactly like Khabesky. I have to agree. Am I crazy? (You should say I am crazy if I am.) And if you also think the mystery man looks like, say, Khabesky's grandfather, what are my next steps?