. . . "ImageCap Full name Gender Profession Family Weapon Date of birth Date of death Status First appearance Last appearance Portrayer Karen Palmer is a DEA agent who sometimes works with Riggs and Murtaugh with drug trafficking cases, and is also Riggs' love interest. She is portrayed by Hilarie Burton in Lethal Weapon."@en . . "DEA Agent"@en . "Alive"@en . "ImageCap Full name Gender Profession Family Weapon Date of birth Date of death Status First appearance Last appearance Portrayer Karen Palmer is a DEA agent who sometimes works with Riggs and Murtaugh with drug trafficking cases, and is also Riggs' love interest. She is portrayed by Hilarie Burton in Lethal Weapon."@en . . "Karen Palmer"@en . "Female"@en . . . . "Season 1 Episode 7: \"Fashion Police\""@en . "Karen Palmer"@en . . .