The Effect
by Lucy Prebble
in association with The Jamie Lloyd Company

Booking and details
This production played in the Lyttelton Theatre from 1 August to 7 October 2023.
Who I am
Is not
A side effect.
Hearts and minds racing, Connie and Tristan are falling for each other fast. But is their sudden and intoxicating chemistry real, or a side effect of a new antidepressant?
As two young volunteers in a clinical drug trial, their illicit romance poses startling dilemmas for the supervising doctors.
Lucy Prebble’s (Succession) critically acclaimed play returns to the National Theatre in a bold new production directed by Jamie Lloyd (Cyrano de Bergerac).
Paapa Essiedu (I May Destroy You) is joined by Taylor Russell (Bones and All) in this funny and intimate examination of love and ethics.
Performed 1 August — 7 October 2023 in the Lyttelton Theatre.

Nominated for the Olivier Awards 2024:
- Best Revival
Suitability
Please note: This production contains strong language and adult themes. There are strobe/flashing lights, smoke and haze effects, with some loud music.
Some scenes include sexual content, physical aggression, depictions of seizures and references to depression, anxiety and suicide.
If you are likely to be affected by these themes during your visit or have concerns regarding readmittance, please speak to our Front of House team for extra support.
You may also find the following resources useful before and after your visit:
Video
Cast
Production team
Writer
Lucy Prebble
Director
Jamie Lloyd
Set and Costume Designer
Soutra Gilmour
Lighting Designer
Jon Clark
Composer
Michael 'Mikey J' Asante
Sound Designer
George Dennis
Movement Directors
Sarah Golding & Yukiko Masui (SAY)
Fight Director
Kate Waters
Intimacy Coordinator
Ingrid Mackinnon
Casting Director
Alastair Coomer CDG
Staff Director
Jonathan Glew
Photography (Paapa Esseidu and Taylor Russell) by Johnny Ho.
Photo of Taylor Russell by Julian Ungano