RTÉ One HD ·

Diagnosis Murder

Monday 26 October 2026, 11:30 – 12:25 UK time

First Do No Harm: A young patient dies in the ER due to red-tape delays involving an HMO, leading Sloan to question managed care. (HD)

Upcoming showings

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

RTÉ One HD

Diagnosis Murder

Tuesday 20 October 2026, 11:15 – 12:10

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RTÉ One +1

Diagnosis Murder

Tuesday 20 October 2026, 12:15 – 13:10

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GREAT! Mystery

Diagnosis Murder

Tuesday 20 October 2026, 15:00 – 16:00

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GREAT! Mystery

Diagnosis Murder

Tuesday 20 October 2026, 16:00 – 17:00

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GREAT! Mystery +1

Diagnosis Murder

Tuesday 20 October 2026, 16:00 – 17:00

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GREAT! Mystery +1

Diagnosis Murder

Tuesday 20 October 2026, 17:00 – 18:00

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GREAT! Mystery

Diagnosis Murder

Wednesday 21 October 2026, 15:00 – 16:00

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GREAT! Mystery

Diagnosis Murder

Wednesday 21 October 2026, 16:00 – 17:00

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GREAT! Mystery +1

Diagnosis Murder

Wednesday 21 October 2026, 16:00 – 17:00

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GREAT! Mystery +1

Diagnosis Murder

Wednesday 21 October 2026, 17:00 – 18:00

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GREAT! Mystery

Diagnosis Murder

Thursday 22 October 2026, 15:00 – 16:00

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GREAT! Mystery

Diagnosis Murder

Thursday 22 October 2026, 16:00 – 17:00

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GREAT! Mystery +1

Diagnosis Murder

Thursday 22 October 2026, 16:00 – 17:00

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GREAT! Mystery +1

Diagnosis Murder

Thursday 22 October 2026, 17:00 – 18:00

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RTÉ One HD

Diagnosis Murder

Friday 23 October 2026, 11:15 – 12:10

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RTÉ One +1

Diagnosis Murder

Friday 23 October 2026, 12:15 – 13:10

→

GREAT! Mystery

Diagnosis Murder

Friday 23 October 2026, 15:00 – 16:00

→

GREAT! Mystery

Diagnosis Murder

Friday 23 October 2026, 16:00 – 17:00

→

GREAT! Mystery +1

Diagnosis Murder

Friday 23 October 2026, 16:00 – 17:00

→

GREAT! Mystery +1

Diagnosis Murder

Friday 23 October 2026, 17:00 – 18:00

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