Nate and the team try to an open case from the 1970s on Leverage. "The D.B. Cooper Job" is the six episode of the show's fifth season.
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Leverage Season 5 Episode 6 Quotes

Nate: Peter, any regrets about the case?
Peter: Just one. My boy Todd had a hard time growing up in the shadows of DB Cooper.

Nate: I don't have time for this.
Parker: Nate, he's about to lose his father. Please just go talk to him for me.