World No. 1 Novak Djokovic can move one step closer to the Golden Slam on Friday when he takes on Alexander Zverev in a men's semifinal match of the 2020 Tokyo Olympics at Centre Court of Ariake Tennis Park. William Hill Sportsbook lists Djokovic as a -600 favorite in the latest Djokovic vs. Zverev odds, with Zverev listed at +400 as the underdog. The Over-Under for total games is 20.5. The match will start after the conclusion of the first semifinal match on Centre Court, which is set to begin at 2 a.m. ET. 

Before you lock in any Zverev vs. Djokovic or 2020 Tokyo Olympics men's quarterfinal picks or props, you MUST see whom Sean Calvert is backing.

Calvert is the famed handicapper who called Stan Wawrinka winning the 2014 Australian Open at 60-1, the last Australian title won by someone other than Djokovic or Roger Federer. In 2019, Calvert took down a huge score on Dominic Thiem winning Indian Wells at 80-1. And earlier this month he nailed both of his bets for the Wimbledon men's singles final: Djokovic to win three sets to one (+275) and Djokovic to win and both players to win a set (+130).

Anyone following his picks is WAY UP!

Now, Calvert has released best bets for the Djokovic vs. Zverev match. We can tell you that one of his picks is Over 20.5 total games (-125), but he has two other wagers that would pay plus-money, including one that would pay almost 6-1! You ABSOLUTELY need to see Calvert's analysis of the Tokyo Olympics semifinal before you bet.

So who wins Djokovic vs. Zverev? And which Calvert wagers return plus-money? ... Join SportsLine right now to see Sean Calvert's top 2020 Tokyo Olympics men's semifinal picks, all from the acclaimed expert who called Stan Wawrinka winning the 2014 Australian Open at 60-1!