Dr Turner fights to get Rhoda and Bernie Mullucks, (whose daughter Susan was born without limbs in series 5), the necessary support now that Susan’s problems are more obvious the older she gets.

Although Call the Midwife (BBC One) is always bookended with Vanessa Redgrave’s voiceovers doling out schmaltzy bromides about faith, hope and charity, you don’t go into a cheese shop if you ...