This Shocking Detail in ‘Adolescence’s Opening Sequence Gives Away the Murder (and You Probably Missed It)

It's a small detail, but a slash in the wallpaper of Jamie's room gives away the truth of Katie's murder in Adolescence's opening sequence.

March 29, 2025 · 1 min · 54 words · Dominique Booker

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In a major twist of irony, the boy who stabbed his classmate to death is afraid of needles.

Owen Cooper stars as Jamie in the hit Netflix series.

Watch all ofAdolescenceon Netflix in the U.S.

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Owen Cooper as Jamie staring at the screen with his face obscured by Stephen Graham’s face from Adolescence

Image via Nimesh Niyomal

Owen Cooper biting his nail in ‘Adolescence’ Episode 1.

Image via Netflix

Owen Cooper as Jamie Miller looking dark and unhappy in Adolescence

Close up shot of Jade (Fatima Bojang) crying in Adolescence.

Image via Netflix

Adolescence