He's one of the rare Hollywood actors whose magazine heartthrob status did nothing to keep him away from awards season ...

and so embarrassing, it's cute. PARENTHOOD -- Pictured: Leonardo DiCaprio as Garry Buckman (Photo by Theo Westenberger/NBC/NBCU Photo Bank via Getty Images) Credit: Theo Westenberger/NBC/NBCU ...

He's Leonardo DiCaprio, and safe to say ... His first big break was on the TV sitcom Parenthood (based on the 1989 movie), and later had another recurring gig on the show Growing Pains as homeless ...