Backstrom, the Capitals’ top-line center, will meet with his surgeon next week to find out exactly when he should be able to return after undergoing arthroscopic surgery on his left hip in May.
Roy, who was with the Capitals on a tryout, and Peters, the backup goaltender last season, were among final cuts as the team prepares its roster by the league-mandated Tuesday deadline.
A 32-year-old center who has played in nearly 750 games, Roy was one of more than 40 experienced players who hoped to stick with a team beyond training camp on a professional tryout agreement.
The Capitals’ defenseman missed all of last year after breaking his left wrist in 2014, and with Mike Green gone, he’ll be penciled in on the third-line pairing as soon as the regular season opens.
Foreign players have been recently squeezed out of the Kontinental Hockey League, the Russia-based league that is considered the second-best in the world, with some not even being paid for their time abroad.