Olsen, 26, was sixth-round pick of the Broncos back in 2010. He lasted a little over a year with Denver before he was waived in September of 2011.
Olsen later caught on with the Saints, but was placed on season-ending injured reserve before being waived with an injury settlement. Since then, Olsen has had brief stops with the Steelers, Titans and Saints.
In 2014, Olsen appeared in six games for the Titans.
As for Reilly, he participated in the Browns’ rookie minicamp a few weeks ago on a tryout basis. During his time at College of William & Mary, Reilly recorded 27 career sacks, including 11 last season.