Lancaster: Reunion of Giants on TV, Freeview, UK 30/12/18
Showing on Freeview TV in the UK 2 more times today, 30/12/18 -
see also forum on Aviation History and Nostalgia - can't post link as not enough usage.
It's on PBS America (Freeview channel 94) at 1535-1720 and again 2355-0200