S3, E7: When Winn and the team discover an alien ship has crash landed deep underwater beneath National City, Kara/Supergirl is called in to investigate. Meanwhile, Hank attempts to bond with his father, M'yrnn (recurring guest star CARL LUMBLY). Samantha, eager for some understanding of the changes she has been experiencing, looks to her estranged mother, Patricia Arias (guest star BETTY BUCKLEY), for answers.