Best Interests

Best Interests

2023 · TV · Latest ep Jun 20, 2023

60 min per episode English Miniseries Ended

22 votes

Drama

Marnie has a life-threatening condition. The doctors believe it is in her best interests to be allowed to die, but her loving family disagree. And so begins a fight that will take them through every stage of a legal process, as they struggle to contemplate this huge decision. Who decides? And in…

Where to watch in Spain

Season

Available to stream with Movistar Plus+, Movistar Plus+ Ficción Total .

Movistar Plus+ Ficción Total

Streaming in other countries

Sorted by distance from Spain

GB United Kingdom

Showing 10 of 14 countries.

Cast, directors & writers

Sharon Horgan

Nicci

Michael Sheen

Andrew

Alison Oliver

Katie

Niamh Moriarty

Marnie

Noma Dumezweni

Samantha

Chizzy Akudolu

Mercy

Des McAleer

Eddie

Gary Beadle

Frank

Jack Morris

Tom

Pippa Haywood

Judge Spottiswood

Shane Zaza

Fred

Lucian Msamati

Derek

Lisa McGrillis

Brenda

Mat Fraser

Greg

Melissa Collier

Alice

Anneika Rose

Francesca

Billie Gadsdon

Young Katie

Michael Keillor

Director

Jack Thorne

Writer

Keywords

parenting illness assisted suicide

About streaming Best Interests in Spain

In Spain, the listed subscription streaming options for Best Interests are Movistar Plus+ and Movistar Plus+ Ficción Total .

These listings are for the show and do not confirm that every season or episode is included. Use the season selector to check a specific season.

Our listings also show streaming in 13 other countries, including Gibraltar, Guernsey, and Belgium. Follow the country guides below to compare providers.

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Automatically summarized from TMDB watch-provider listings supplied by JustWatch. Listings fetched 2026-10-19. Streaming availability can change. Rental and purchase offers are not included.