Beverley Todd plays Gilda Ruiz, a grieving mother who loses a son in the plane crash. In real life she also had a son who died. At 18rs old, he was beaten to death at a night club.
Exterior shots of Derek's property were filmed at Poo Poo Point on West Tiger Mountain in Issaquah, Washington, and that the lake you see in the background is actually Lake Sammamish in King County.
Scott Foley and Katie Lowes also worked together on another Shonda Rhimes created/produced show called "Scandal".
Every episode is named after a song. This episode, "Unaccompanied Minor", is from the song "Unacompanied Minors" by Tyler James Williams from the soundtrack of Paul Feig's 2006 film, "Unacompanied Minor".