Supergirl 3x03 "Far From the Tree" Season 3 Episode 3 Sneak Peek - Eliza (guest star Helen Slater) throws Alex (Chyler Leigh) and Maggie (guest star Floriana Lima) a wedding shower, which causes Maggie to reach out to her estranged father (guest star Carlos Bernard). Supergirl (Melissa Benoist) joins J’onn (David Harewood) on a personal mission. Dermott Downs directed the episode written by Jessica Queller & Derek Simon (#303). Original airdate 10/23/2017. Subscribe to tvpromosdb on Youtube for more Supergirl season 3 promos in HD! <br /> <br />Supergirl official website: http://cwtv.com/shows/supergirl <br /> <br /> <br />Supergirl 3x03 Sneak Peek/Preview "Far From the Tree" <br />Supergirl Season 3 Episode 3 Sneak Peek <br />Supergirl 3x03 Sneak Peek "Far From the Tree" (HD) <br /> <br />» Watch Supergirl Mondays at 8:00pm/7c on The CW <br />» Starring: Melissa Benoist, Chyler Leigh, Mechad Brooks, David Harewood
