It can be fun, terrible, exciting, hard — the adjectives used to describe it are endless.
In 2008 he wrote an open letter to Olga Kurylenko, the Ukrainian-born model who played a Bolivian agent in the James Bond film Quantum of Solace, accusing her of betraying her roots.
"In the name of all communists we appeal to you, prodigal daughter of poor Ukraine and deserter of Slavic world.
In recent years the studios have dropped off the radar somewhat, although Orlando was partly filmed here with Tilda Swinton, and the 1996 version of Anna Karenina, starring Sean Bean and Sophie Marceau, was shot on site.
And Russian film industry figures were excited at the proposal.
But the Oscars aren't just about dreamy designer dresses you know? The slim fit and peaked satin lapels of this black suit ensured that Leo looked super sharp.
It's by Armani, and when put together by stylist Evet Marie Sanchez with a pair of Christian Louboutin shoes, he was definitely the most dapper man on the red carpet!
When it comes to tuxedos, the key is to keep things traditional and channel your inner James Bond.
And the good news is that whilst Leo's will have been made to measure, you can get a very similar suit from the Armani Collezioni diffusion line over at Harvey Nichols (click right). From Asos to Saint Laurent, we've got all budgets covered!
“I think there should be more films about Russian history because it has many stories worthy of Shakespeare,” he told German newspaper Die Welt. “We would launch the civil disobedience actions near Lenfilm entrance, we simply would not let them enter it.