Quest Red+1 ·

A Killer's Mistake

Monday 12 October 2026, 13:00 – 14:00 UK time

Hemming. Natalie and Paul had a seemingly idyllic relationship. But when she suddenly disappears, the investigation uncovers a dark reality of control and violence. S4, Ep2

Upcoming showings

Other scheduled episodes, repeats and reruns across all channels. All times are UK time.

Quest Red ROI

A Killer's Mistake

Friday 9 October 2026, 12:00 – 13:00

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Quest Red

A Killer's Mistake

Friday 9 October 2026, 12:00 – 13:00

→

Quest Red+1

A Killer's Mistake

Friday 9 October 2026, 13:00 – 14:00

→

Quest Red ROI

A Killer's Mistake

Monday 12 October 2026, 12:00 – 13:00

→

Quest Red

A Killer's Mistake

Monday 12 October 2026, 12:00 – 13:00

→

Quest Red ROI

A Killer's Mistake

Tuesday 13 October 2026, 12:00 – 13:00

→

Quest Red

A Killer's Mistake

Tuesday 13 October 2026, 12:00 – 13:00

→

Quest Red+1

A Killer's Mistake

Tuesday 13 October 2026, 13:00 – 14:00

→

Quest Red ROI

A Killer's Mistake

Wednesday 14 October 2026, 12:00 – 13:00

→

Quest Red

A Killer's Mistake

Wednesday 14 October 2026, 12:00 – 13:00

→

Quest Red+1

A Killer's Mistake

Wednesday 14 October 2026, 13:00 – 14:00

→