Catching up with players who were key contributors for the Patriots in 2011 and/or spent time with the team in 2012 training camp and are now with other teams:
Defensive end Mark Anderson (Bills)
Week 6: Out indefinitely with a knee injury that requires surgery.
Week 5: Plays 67 percent of defensive snaps and is credited with 3 tackles in 45-3 road loss at 49ers.
Week 4: Is on the field for 60 snaps, totals 2 tackles, but doesn't get close to Tom Brady in 52-28 loss to Patriots.
Week 3: Picks up his first sack as a Bill and adds two tackles in a 24-14 road win over the Browns.
Week 2: Totals 3 tackles (1 for loss), 1 quarterback hit and 1 pass defended in 35-17 home win over Chiefs.
Week 1: Starts at right end, plays 50 percent of the defensive snaps and doesn't show up on the stat sheet in road loss to Jets.
Defensive end Andre Carter (Raiders)
Week 6: Wearing No. 97, he plays 24 snaps on defense and is credited with 1 assisted tackle in 23-20 road loss to Falcons.
Week 5: Bye; he is expected to play in Week 6 at Atlanta.
Week 4: Signed to active roster Sept. 26, but inactive in Sept. 30 road loss at Denver.
Wide receiver Jabar Gaffney (Dolphins)
Week 6: Inactive in a 17-14 home win over the Rams.
Week 5: Signed to active roster Oct. 2, but inactive in 17-13 road win against Bengals.
Running back BenJarvus Green-Ellis (Bengals)
Week 6: Finishes with 16 carries for 62 yards (3.9 avg.) in 34-24 road loss to Browns.
Week 5: After back to back games with fumbles, he carries 9 times for 14 yards in home loss to the Dolphins.
Week 4: Fumbles for 2nd week in a row but Bengals beat host Jaguars 27-10. Finishes with 26 carries for 82 yards.
Week 3: Fumbles for the first time in his career and finishes with 38 yards on 17 carries and a TD in 38-31 road win over Redskins.
Week 2: Finishes with 75 yards on 21 carries, with a long run of 19 yards, in 34-27 home win over Browns.
Week 1:Donning jersey No. 42, he carries 18 times for 91 yards and 1 touchdown in road loss to Ravens.
Safety Sergio Brown (Colts)
Week 6: Plays a core special teams role, but doesn't show up on stat sheet in 35-9 road loss to Jets.
Week 5: Credited with 1 pass defended, 1 defensive tackle and 1 special teams tackle in 30-27 home win over Packers.
Week 4: Bye week
Week 3: Backup registers one tackle on defense and an assisted tackle on special teams (core player) in home loss to Jaguars.
Week 2: Dresses but doesn't show up on the stat sheet in 23-20 home win over Vikings.
Week 1: Wearing jersey No. 38, he suits up as a reserve for a road loss vs. Bears but doesn't show up on the stat sheet.
Safety James Ihedigbo (Ravens)
Week 6: Plays mostly on special teams; in a reserve role on D is credited with an assisted tackle in 31-29 home win over Cowboys.
Week 5: Doesn't play on defense, but leads team with 2 special teams tackles in 9-6 road win at Chiefs.
Week 4: Plays five snaps on defense and 28 on special teams in 23-17 win over Browns. Doesn't register on stat sheet.
Week 3: Plays solely on special teams (20 snaps) and doesn't show up on stat sheet in home win over Patriots.
Week 2: Finishes with 2 tackles (1 for a loss) in 24-23 road loss to Eagles, coming on for injured Bernard Pollard.
Week 1: Wearing jersey No. 32, plays as a reserve and records 2 tackles (1 for a loss) in home win over Bengals.
Center Dan Koppen (Broncos)
Week 6: Starts in comeback 35-24 road win over Chargers; is shown on national TV embracing Peyton Manning after overcoming 24-point halftime deficit.
Week 5: Starts and plays every snap in a 31-21 road loss at the Patriots.
Week 4: Steps in for injured J.D. Walton (broken ankle) and plays second half in 38-7 home win over Raiders. Projects to start vs. Patriots.
Week 3: Dresses as a reserve but doesn't play on offense in home loss to Texans.
Week 2: Wearing jersey No. 67, he dresses as a reserve in 27-21 road Monday night loss to Falcons.
Week 1: Signs 1-year deal with Broncos on Sept. 11, two days after season opener.