Butler was drafted in the sixth round of the 2004 NFL Draft by the Detroit Lions, where he started 15 games in 2005. The Purdue product also had a one- year stint with the Cleveland Browns in 2006.

"We are very pleased to add an NFL-experienced lineman to our roster," said Blue Bombers head coach Paul LaPolice.

Brannagan, a native of Burlington, Ontario, played at Queen's University in Kingston, Ontario, where last year he led the Gaels to their first Vanier Cup title since 1992.

The 23-year-old passed for 24 touchdowns in 2008 and was the leading passer in school history with a 62.14 percent completion rate.

Glover has spent the past four years with Winnipeg and in that time has accumulated 116 tackles along with seven interceptions, two of which he returned for touchdowns.

Also signed on Thursday were offensive lineman John Hashem, slotback Scott McHenry and defensive back Clint Kent.

Last season with Saskatchewan, he started 16 games and had 195 carries for 932 yards and five scores to go with 33 catches for 336 yards and two touchdowns.

Over his four seasons in the CFL, Cates has 584 carries for 3,313 yards and 24 touchdowns along with 138 catches for 1,525 yards and five touchdowns in 62 games.

Last season with Saskatchewan, Durant completed 339-of-561 passes for 4,348 yards and 24 touchdowns, with 21 interceptions, over 18 games. He also ran for 501 yards and three touchdowns in his first full season as starter.

Since coming into the league in 2006, Durant has played in 59 games and has completed just over 60 percent of his passes for 5,484 yards, 31 touchdowns and 27 interceptions.

The 28-year-old California native threw for 2,272 yards, 10 touchdowns and 12 interceptions on 199-of-315 completions in 2009 for the Lions.

"Buck has been a consummate professional during his time with our organization and in addition to thanking him for his efforts over the past five seasons, we also wish him the very best in the future," said Lions head coach and general manager Wally Buono.

Additionally, the Alouettes signed defensive end Gavin Walls and tackle Skip Seagraves to one-year contracts with options. Both Walls and Seagraves were recently released by the club.

Pickett spent the last three seasons with Toronto. In 2009, he started seven of 18 games and completed 145-of-235 passes for 1,553 yards and three touchdowns, with three interceptions.

Terms of the deal were not disclosed.

"Casey has demonstrated that he's not only a gifted and exciting quarterback, but that he is capable of being one of our core leaders moving forward into next season," said Lions general manager and head coach Wally Buono.

In his second year at the helm with Montreal, Trestman led the Alouettes to a franchise-best 15-3 record and their first Grey Cup title since 2002 with a 28-27 victory over Saskatchewan.

The native of Minnesota has led the Als to a 26-10 mark over the last two seasons, with two straight East Division crowns and back-to-back Grey Cup appearances.

A five-year CFL veteran, Goodspeed was with Hamilton in 2009 after being acquired from Winnipeg in a three-team deal. He has played in 75 career regular season contests.

The 33-year-old out of Kent State originally signed with the Blue Bombers as a free agent in 2005.

Walls participated in all 18 games for the Bombers in 2009 and finished with 47 tackles, seven interceptions with one returned for a touchdown, along with one fumble returned for a score.

The Boston College product also helped Calgary win the Grey Cup in 2008 with 23 tackles after being signed that September.

Also released on Thursday were defensive back Lamar Herron and Bradley Robinson, defensive tackle Jerome Haywood and offensive lineman Garrick Jones.

Malveaux played in 16 games last season with Edmonton and totaled 50 tackles, two interceptions and one fumble recovery.

Davis played 15 years in the Canadian Football League, the last nine with the Roughriders.

The veteran captured two Grey Cups with Calgary Stampede in 1998 and the Riders in 2007.

In exchange, the Cats received wideout Adam Nicholson and a third round pick in the 2011 CFL draft.

Rodriguez has played the last two seasons with the Ticats since signing as a free agent in 2008.

Financial details of the pact were not disclosed.

Adams has been with Saskatchewan since 2003, and registered 33 tackles with one sack in 18 games last season.

Hall played with the Crimson Tide from 2004-07 and recorded back-to-back 1,000-yard receiving seasons in 2006 and 2007.

He also broke numerous school records, including career catches (194) and touchdowns (17).

Bramlet came to the Bombers last season and saw limited action, completing 2-of-13 passes for 18 yards.

Prior to 2009, the Wyoming product spent parts two seasons in the NFL with the Cincinnati Bengals, Atlanta Falcons and Miami Dolphins.

Jimenez spent the last four seasons with the British Columbia Lions, earning CFL All-Star honors in 2008.

"Jason is a veteran player who brings size, toughness and experience to our offensive line," said Ticats general manager Bob O'Billovich.

"We're very pleased to add depth to the quarterback position," said Winnipeg head coach Paul LaPolice.

Jyles, a four-year CFL veteran, played the last two seasons with Saskatchewan. He completed 25-of-40 passes for 290 yards and one touchdown and also rushed for 102 yards and four scores in 18 games last season.

Pettway has played the last five years in the NFL, though his last game action came in 2008 with Green Bay, "Kenny's past experiences in pro football will be a real asset to the team," assistant general manager Paul Jones said. "He is a very good pass rusher and his quickness and speed allow him to get up the field to put pressure on the QB.

His positive attitude and work ethic will be beneficial to the Eskimos and we are excited to have him in camp." In 25 career games in the NFL, Pettway totaled 18 tackles, three sacks and one forced fumble.

Per team policy, details of the contract were not disclosed.

Bowman led the Bombers in receiving yards with 925 on 55 receptions and scored six touchdowns in 15 games last season, his first with Winnipeg and second in the league.

Per team policy, financial terms were not disclosed.

"We're excited to get Ryan re-signed with us. He has good experience on the offensive line and we know he will be able to compete for a starting position," said Winnipeg head coach Paul LaPolice.

Last season with Saskatchewan, his fifth in the CFL, Kornegay had 84 tackles on defense and special teams, four forced fumbles, three interceptions and three fumble recoveries.

Over his CFL career, which included his first two seasons with Hamilton, he has totaled 223 tackles, four interceptions and four fumble recoveries.

Parker played part of five seasons with the Argonauts, setting club records for most interception return yards in a season (348 in 2006), interception return yards in a game (135 at Hamilton on September 9, 2006), career touchdowns by interception (6) and single-season touchdowns by interceptions (4).

The versatile star came back to Toronto in September 2009 after a tryout with the NFL's Philadelphia Eagles and played two games before getting shipped to CFL stalwart Edmonton, where he started six games.

"This is a great signing for our club and for our fans," said Lions general manager and head coach Wally Buono. "Keron is quick, athletic and brings a lot of skill to his position.

He was one of the top free agents available and we're excited to have him join us." Williams, who will be entering his fifth CFL campaign, spent the last two seasons with Montreal. Last year with the Alouttes, Williams recorded eight sacks and 32 tackles in earning All-Star honors and helping Montreal win the Grey Cup title.