At around the 2:10 mark, a Carl Grimes look alike can be seen wearing the same clothes and being the same age he is in season six.
(at around 21 mins) A fence is adorned with a reference to Revelation 21:4 which reads (in King James): "And God shall wipe away all tears from their eyes; and there shall be no more death, neither sorrow, nor crying, neither shall there be any more pain: for the former things are passed away." However, the shadow left by the wreath reads very similar to "BEAST", which could have been the show's symbolism for the two-sidedness between the neighborhood and the National Guard.
Shawn Hatosy, Michael Cudlitz and Jamie McShane all played cops in the same district on the show Southland (2009) before joining the The Walking Dead (2010)/Fear the Walking Dead (2015) franchise.
This episode takes place nine days after the army occupation of the area.
Named after the Buddy Holly song.