Hunting the Essex Lorry Killers explores one of the UK's most shocking people smuggling stories on BBC Two tonight, following the Essex Police investigation into how 39 Vietnamese migrants were discovered dead in a lorry.
On ITV, Hollington Drive rumbles towards some uneasy truths as the drama sees Anna Maxwell Martin's character continue to try to cover up for her son's crimes.
Read more: What to watch on Disney+ this October
Channel 5 gives us a look inside the infamous Holloway Prison, while things are a little more picturesque in BBC Four's documentary India: Nature's Wonderland.
If you're getting in the mood for Halloween, check out Disney+ for the newest RL Stine anthology series Just Beyond with plenty of creepy vibes.
The best things to watch on TV on Wednesday, 13 October, 2021
Hunting the Essex Lorry Killers - BBC Two - 9pm
Tracing the story of the people smuggling ring that ended in tragedy in October 2019 when 39 Vietnamese migrants were discovered dead in a lorry, this documentary reveals the police investigation into the shocking case.
Essex Police eventually discovered the roots of the international smuggling ring were at a haulage company in Northern Ireland, with the documentary travelling through Britain, Europe, and eventually to Vietnam to meet the families of some of the victims.
Hollington Drive - ITV - 9pm
ITV has gone heavy on the drama for autumn and its suburban thriller Hollington Drive continues tonight with the second last episode.
Read more: What to watch on TV this autumn
Threads are starting to unravel over family secrets as the first arrest is made, Theresa continues to lie to protect her son, and Helen's affair threatens to be exposed.
Anna Maxwell Martin and Rachael Stirling star.
Inside Holloway Prison - Channel 5 - 10pm
Two-part documentary Inside Holloway Prison delves into the murky history of the infamous prison's inmates and the practices used to contain them.
In the first episode, we learn about its brutal beginnings from 1852 to 1948 and some of the people who resided there, from serial baby killers to suffragettes.
Just Beyond - Disney+
Author RL Stine has seen his work translated to screen for Goosebumps and the Netflix Fear Street trilogy, and now his graphic novel Just Beyond gets the TV treatment.
He's compared the results to The Twilight Zone - perfect Halloween viewing that begins streaming today.
India: Nature's Wonderland - BBC Four - 8pm
Wildlife expert Liz Bonnin, Slumdog Millionaire star Freida Pinto and mountaineer Jon Gupta explore the incredible natural wonders India has to offer in this two-part documentary.
The opening episode sees them encounter lions, elephants and gibbons, as well as travelling to the sacred waters where the River Ganges begins.
Watch: See the trailer for Hollington Drive