Skip to content

Featured Popular Top Rated Upcoming Now Playing

Featured Popular Top Rated Airing Today On The Air

Action Adventure Animation Comedy Crime Documentary Drama Family Fantasy History Horror Music Mystery Romance Science Fiction TV Movie Thriller War

Search movies and TV series

Search movies and TV series

Featured Popular Top Rated Upcoming Now Playing

Featured Popular Top Rated Airing Today On The Air

Action Adventure Animation Comedy Crime Documentary Drama Family Fantasy History Horror Music Mystery Romance Science Fiction TV Movie Thriller War

Every movie and series, one place to find it.

Search movies and TV series

Loading content…

Discover where to watch movies and TV series online. Browse trending titles, streaming availability, ratings, trailers, cast and full episode guides — all in one place.

Movies

Featured
Popular
Top Rated
Upcoming
Now Playing

TV Series

Featured
Popular
Top Rated
Airing Today
On The Air

Discover

Trending
Free to Watch
Browse Genres
Search

© 2026 Watch Free Online Movies. All rights reserved.

This product uses the TMDB API but is not endorsed or certified by TMDB. Watch Free Online Movies does not host or stream any media — it links to where titles are legally available.

Loading title details…

Dark Heart poster

Dark Heart(2018)

20181 season6 episodes45m

66%User score 66 percent

User Score

17 votes

Overview

Detective Inspector William Wagstaffe attempts to solve brutal crimes while also trying to hold his fractured life together.

Created by: Chris Lang

Seasons(1)

Season 12018 · 6 episodesOctober 31, 2018

Season list for Dark Heart

Top Billed Cast

Tom Riley
Will Wagstaffe
Miranda Raison
Sylvie

More Like This

Recommendations based on this series

68%User score 68 percent

Grace

2021 · Crime · Drama

71%User score 71 percent

DCI Banks

2011 · Crime · Drama

74%User score 74 percent

The Inspector Lynley Mysteries

2002 · Crime · Drama

70%User score 70 percent

Murder in a Small Town

2024 · Drama · Crime

72%User score 72 percent

Ballard

2025 · Drama · Crime

70%User score 70 percent

Cross

2024 · Crime · Drama

82%User score 82 percent

Dexter

2006 · Crime · Drama

58%User score 58 percent

Five Days

2007 · Crime · Drama

76%User score 76 percent

Goliath

2016 · Crime · Drama

83%User score 83 percent

Power Book IV: Force

2022 · Crime · Drama

76%User score 76 percent

Hill Street Blues

1981 · Drama · Crime

66%User score 66 percent

Gone

2026 · Crime · Drama

69%User score 69 percent

Furious

2026 · Drama · Crime

69%User score 69 percent

Instinct

2018 · Crime · Drama

67%User score 67 percent

Dalgliesh

2021 · Crime · Drama

72%User score 72 percent

Strike

2017 · Crime · Drama

65%User score 65 percent

The Crow Girl

2025 · Drama · Crime

69%User score 69 percent

L.A.'s Finest

2019 · Crime · Drama

75%User score 75 percent

The Sinner

2017 · Crime · Drama

73%User score 73 percent

New York Undercover

1994 · Drama · Crime

Dark Heart (2018) | Watch Free Online Movies

Anjli Mohindra

Josie Chancellor

Tom Canton

Pat Duggan

Siggi Holm

Bellow

Luke Westlake

Adam Miller

Leon Lopez

Leon Williams

Claire Goose

Phoebe Kyriacou

Media

Where to Watch

US

Free

Free on Hoopla

Stream

Stream on Britbox Apple TV Channel
Stream on BritBox

All watch options for Dark Heart

Streaming availability data provided by JustWatch via TMDB.

Facts

Status: Ended
Type: Scripted
Original name: Dark Heart
First aired: October 31, 2018
Last aired: November 15, 2018
Network: ITV1
Original language: English

Official site IMDb

Keywords

based on novel or book
pedophile
police investigation
heatwave