Official Report
Crew Chief - Zach Zarba
Zarba has a home win/loss record of 42-29. He calls 52% of fouls on the road team and 48% on the home team. The Celtics are 8-2 in their last 10 games with Zarba, including the Cavs 105-104 win over the Celtics in the regular season. The Cavs are 6-4 in their last 10 games with Zarba. Zarba was the crew chief in Game 1 of Knicks/Pacers where they made a crucial bad call that pretty much cost the Pacers the game.
Referee- James Williams
Williams has a home win/loss record of 43-27. He calls 54% of fouls on the road team and 46% on the home team. The Celtics are 5-5 in their last 10 games with Williams on the crew while the Cavs are 6-4 in their last 10 games with Williams. He called Game 4 at Miami in the first round. Williams has faced criticism for making calls during games on consecutive nights this season, which added to a series of high-profile mistakes.
Umpire - Mark Lindsay
Lindsay has a home win/loss record of 39-28 this season. He calls 49% of fouls on the road team and 51% on the home team. The Celtics are 8-2 in their last 10 games with Lindsay, including Game 4 at Miami in the first round. Cleveland are 7-3 in their last 10 games. Lindsay was in the news this season for ejecting Nikola Jokic after just one technical for foul language. He said that he felt that the language used deserved an ejection but by rule, it takes 2 technicals for an ejection.