Parker was also a member of the Montreal Alouettes, BC Lions, Toronto Argonauts, Edmonton Eskimos, Dallas Cowboys, and Philadelphia Eagles.
[1] His slam dunking abilities were showcased in a 2005 CFL game at Molson Stadium against the Montreal Alouettes.
Lined up as a wide receiver, Parker caught a 42-yard touchdown reception and celebrated by dunking the ball over the cross bar uprights.
[citation needed] He was waived on August 14, thereby creating a roster spot for the signing of quarterback Michael Vick.
Parker reported that the Eagles offered him another opportunity to return on August 20 but he refused, feeling more comfortable with the Argonauts.
On October 28, 2011, Parker scored his 9th career interception return for a touchdown against the Winnipeg Blue Bombers at Canad Inns Stadium, setting a new CFL record.
[11] Two days following his release by the Lions, Parker signed with the Montreal Alouettes for a contract worth one year plus an option.