Where to watch in United Kingdom
Checked October 11, 2026
Available in 6 other countries 6 with streaming
Links to services may earn us a commission. Prices and catalogs change often, so check the service before you pay. Data from JustWatch via TMDB. Where a service has no direct link, we send you to the title's TMDB watch page.
Is this offer wrong?
Tell us what does not match and we will re-check this title first.
Availability history in United Kingdom
Last checked
On 5 services when we started tracking Apple TV Store, Amazon Video, ITVX, STV Player, ITVX Premium
We re-check popular and new titles several times a day and log every change. See what is new in United Kingdom
Overview
A dark and compelling story of kidnap, corruption, betrayal, and an uncompromising search for the truth when Chris and Michelle O’Neill’s teenage daughter goes missing.
Cast
Kevin McKiddDC Chris O'Neill
Vinette RobinsonMichelle O'Neill
Richard CoyleRobert Wallace
James CosmoJim Mackie
Iona AndersonAnnabel Wallace
Andrew WhippPhilip O'Neill
Brian McCardieBill Martin
Nalini ChettyDS Shereen Rahman
Saskia AshdownBryony Davis
Peter HannahCameronSeasons and episodes
1 season4 episodes
Season 1
Serving police detective, Chris, is provided with a startling revelation about an infamous, unsolved case that once divided the police when a local girl called Julie Mackie disappeared. Now, reeling from the news that his own daughter has gone missing, Chris is approached by a journalist who tells him that fatal mistakes were covered-up in Julie’s disappearance. Revisiting the case, Chris uncovers a series of undeniable errors, corruption and unbridled ambition.
-
Episode 1
DC Chris O’Neill is approached by a journalist about a cold case involving a missing girl. His own daughter is also missing, and his wife Michelle goes to London to search for her.
-
Episode 2
Pauline Wallace receives a ransom call. Chris discovers a link between Annabel’s kidnapping and the supposed cover-up in the Julie Mackie case and Michelle confronts Piers.
-
Episode 3
An unexpected visitor confronts Chris with the consequences of Michelle’s secrets. A visit to Gary McLean’s killer brings Chris closer to the truth and Annabel faces her captor.
-
Episode 4
Michelle returns to Scotland and accompanies Chris in search of Annabel. Robert and Mackie face off as the truth behind Julie Mackie’s disappearance threatens to come out.
If you like Six Four
+4 
+6 
+3 
+5 
Ratings and comments
Log in to rate this title and join the conversation.
Log inNo comments yet. Share the first thought.
Report a problem
Tell us what is wrong and we'll check it. Thanks for helping keep Watchvoy accurate.