My Notes on Mars

My Notes on Mars
My Notes on Mars
Directed by	Lili Horvát
Screenplay by	Lili Horvát
Produced by	Lili Horvát; Dóra Csernátony; Emilie Georges; Naima Abed; Alexander Dumreicher-Ivanceanu; Bady Minck; Mirsad Purivatra; Johan Marjanovic;
Starring	Rupert Friend; Mackenzie Davis;
Production; companies	Amour Fou; Obala Art Centar;
Countries	Hungary; Austria
Language	English

My Notes on Mars is an upcoming English-language science-fiction romance film directed by Lili Horvát and starring Rupert Friend and Mackenzie Davis.

Premise

A missing scientist reappears, but changed, on the day of her own memorial service having previously disappeared during a hiking trip.^[1]

Cast

Mackenzie Davis as Margot
Rupert Friend as Sam

Production

The film marks the English-language feature debut from director Lili Horvát. Horvát directed from her own script and produced with Dóra Csernátony for Poste Restante along with Emilie Georges and Naima Abed, Alexander Dumreicher-Ivanceanu and Bady Minck of Amour Fou and Mirsad Purivatra and Jovan Marjanovic of Obala Art Center. The film received support from the National Film Institute of Hungary.^[2]

Greta Lee and Andrew Scott initially joined the cast in August 2024. Later, Lee and Scott exited the film, with Mackenzie Davis and Rupert Friend replacing them.^[3]^[4]

Principal photography began in July 2025 with filming locations including Budapest, Vienna and the Austrian Alps. ^[4]^[5]^[6]