He was then released by the Patriots in June 1972.

He was released by the Patriots on May 13, 2013.

Caldwell was released by the Patriots four days before the first game of the 2007 season.

He was released by the Patriots on March 16, 2013.

He was released by the Patriots five days later.

He was released by the Patriots on June 8, 2007.

He was released by the Patriots on May 29, 2012.

He was released by the Patriots on September 1, 2007.

He was released by the Patriots during the 2007 season.

He was released by the Patriots on October 9, 2007.