The Crown Season 4 Episode 7
The Hereditary Principle
Grappling with mental health issues, Margaret seeks help and discovers an appalling secret about estranged relatives of the royal family.
Guest Stars
Tom Burke
Dazzle Jennings
Harry Treadaway
Roddy Llewellyn
Nancy Carroll
Anne Tennant
Richard Teverson
Colin Tennant
Gemma Jones
Penelope Carter