White Collar's Neal Caffrey will make his final bid for freedom in season 6, but Matthew Keller could shatter the con artist's carefully laid plans during "Return to Sender."

What Is Peter Hiding On 'White Collar'? Neal Last To Find Out Burke's Secret

The USA drama will kick off its final season on Nov. 6 with "Borrowed Time," and by time episode 2 rolls around, Neal (Matt Bomer) will have concocted yet another deal to weasel his way out form under the thumb of the law.

This time, Neal will agree to take down the infamous Pink Panthers in return for the removal of his ankle monitor. Unfortunately, the elite group of thieves will have a new member - Mr. Keller (Ross McCall).

Willie Garson's 'Hawaii Five-0' Role Revealed, 'White Collar' Actor Dabbles In Black Market

Last seen in season 3's "Checkmate," Neal's one-time partner could bring the FBI's plan crashing down with in seconds. He won't, however, but it is unknown what price the murderer will ask for his silence.

Keller will appear in four season 6 episodes, including the series finale.

Find out more when White Collar returns to USA on Nov. 6. Click the video below to get a sneak peek at the premiere.