He tells Elizabeth Keen that her career is at risk due to her liasion with Red.
He is seen at the beginning after the plane crash putting Reddington in a cell. Later after Red is in the car with him, he is injured in the car crash but lives after Red escapes. He asks Cooper about the investigation on Milos Kirchoff at a park and gives Cooper a warning about Fitch in retaliation for Red's staged escape.
He appears as Cooper's temporary replacement.
- Will Martin use Elizabeth Keen's recent actions concerning Raymond Reddington as a blackmail weapon?
- Is Special Agent Walter Gary Martin going to undermine Fitch? He was angry about Raymond Reddington's staged escape in "Berlin Conclusion" and gave Harold Cooper a vague warning about the Cabal.