who plays robert quinn
He is portrayed by Kerr Smith. Robert Quinn is Callie's biological father who also has another daughter, Sophia, from his current marriage, which ends up ending. He married Colleen Jacob, but divorced her due to pressure from his family and left her before she could tell him about her pregnancy with Callie.
Who is Robert Quinn? The actress tells THR that Callie's biological father, played by Dawson's Creek grad Kerr Smith, comes from an unfamiliar world. The Fosters is about to bring Callie face to face with her biological father â and it won't be a smooth transition.