4-th episode of 4-th season "Unforgotten"

What "Unforgotten" 4-th episode about

Cassie and Sunny discover Walsh was chased by all four suspects on the night in question. Willets realises Fiona's blood sample may have been deliberately lost by Liz. The pathologist identifies a cause of passing implying Walsh was cuddled.

Episode number: 4

Episode release date: 15 march 2021 at 21:00

Status: aired

Rating: 8.1