The British Columbia Lions signed wide receiver Michael Bumpus and defensive lineman Stephen Williams on Wednesday and released wide receiver Rufus Skillern, linebacker Terna Nande and defensive lineman Jonathan Williams.
Bumpus attended training camp with the Seattle Seahawks, for whom he played four games last season in the NFL.
The Washington State product caught five passes for 48 yards with one touchdown and also returned seven punts for an average of 9.4 yards.
Williams was a final cut of the New England Patriots earlier this month.
The interior lineman was an undrafted free-agent signing of the Kansas City Chiefs in 2006 and played in 11 games that season, recording six tackles and a fumble recovery.
He also spent time on the practice roster of the Carolina Panthers in 2007 and 2008.
Skillern played in 15 games over two seasons with the Lions, making 34 catches for 370 yards and a touchdown.
Nande appeared in seven games this season, recording seven defensive tackles and eight special teams tackles.
Williams played in B.C.'s Aug. 21 game versus Winnipeg, making two tackles in his CFL debut.
Tiger-Cats add Middleton, delete Davis
The Hamilton Tiger-Cats signed Brandon Middleton and released fellow wide receiver Chris Davis.
Middleton spent the past two seasons with the Detroit Lions, making nine receptions for 93 yards and a touchdown in 13 games.
He also returned 43 kickoffs for 947 yards.
The Houston native also played for the St. Louis Rams and Dallas Cowboys as well as NFL Europe's Rhein Fire, Berlin Thunder and Frankfurt Galaxy.