The CO's Boy The Last Post : Season 1 Episode 4
TV-14 BBC One 1h 00m
Aired: October 22nd, 2017 @ 12:00 AM EST on BBC One
The RMP begin their desperate search. Tilbrook takes Markham to visit an important prisoner. Alison can't go on with her pregnancy. Alison confides in Honor about her affair. Ed receives intelligence that leads him into danger.
