---
name: "Marek Horn"
canonical: "https://film.one/person/marek-horn"
fi1m_id: "marek-horn"
imdb_id: "nm13980973"
tmdb_id: 5067209
roles: ["Writer"]
reviewed_on_fi1m: 2
average_fi1m_score: 79
average_as: "writer"
average_over: 2
updated: "2026-09-17T17:09:41.843108+00:00"
licence: "© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL."
---

# Marek Horn

## Identity

Marek Horn

- **Canonical:** https://film.one/person/marek-horn
- **Type:** Person
- **Fi1m ID:** marek-horn
- **IMDb ID:** nm13980973
- **TMDB ID:** 5067209
- **Same entity:** https://www.imdb.com/name/nm13980973/, https://www.themoviedb.org/person/5067209

Writer.

## Details

- **Work:** Writer
- **Active:** 2024–present
- **Average Fi1m score:** 79, as writer, over 2 titles
- **Elsewhere:** https://www.imdb.com/name/nm13980973/, https://www.themoviedb.org/person/5067209

## Streaming the US now

- **Disney+:** [*Rivals*](https://film.one/tv/rivals.md) (80)
- **Amazon Prime Video:** [*The Girlfriend*](https://film.one/tv/the-girlfriend.md) (78)

For United States; add `?region=XX` for another country.

## Biography

Marek Horn is a playwright and screenwriter. His debut play *Wild Swimming* premiered at the 2019 Edinburgh Festival Fringe, produced by FullRogue in association with Pleasance Futures and Bristol Old Vic Ferment, before transferring to the Bristol Old Vic and touring the UK. Subsequent stage works include *Yellowfin* (Southwark Playhouse, 2021) and *Octopolis* (Hampstead Theatre Downstairs, 2023). His plays are published by Nick Hern Books.

In television, Horn has written on the Disney+ series *Rivals* (2024) and the Amazon series *The Girlfriend* (2025). He has been a writer on attachment at the Bristol Old Vic, the National Theatre Studio and the RSC, and is a Creator in Residence at BBC Studios.

*Sources: independenttalent.com, imdb.com, nickhernbooks.co.uk, metacritic.com.*

## On Fi1m (2)

- *The Girlfriend* (2025), Fi1m 78, Writer — [page](https://film.one/tv/the-girlfriend.md)
- *Rivals* (2024), Fi1m 80, Writer — [page](https://film.one/tv/rivals.md)

## Complete filmography (2)

Every credit, newest first. Titles without a page can be requested for review on the HTML page.

- *The Girlfriend* (2025), series, Writer — Fi1m 78, [page](https://film.one/tv/the-girlfriend.md)
- *Rivals* (2024), series, Writer — Fi1m 80, [page](https://film.one/tv/rivals.md)

---
© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL. Canonical: https://film.one/person/marek-horn