30th Ji.hlava International Documentary Film Festival

23. 10.–1. 11. 2026
Log inČeštinaEnglish
Grexplay
Grex
Grex
Grex
Grex

Grex

Jitka Čejková, Hannah Watson Emmrich / Czech Republic, United Kingdom / 2026 / World Premiere / 4 min.


synopsis

Thousands of single-celled slime moulds dance in a frenetic whirl to a track by Joshua Borin from the album by British pianist Hannah Watson Emmrich. Scientific microscope footage is transformed into an artistic artefact, drawing us into a musical-microbiological ecosystem of cells that come together to form a coordinated, slug-like structure known as a grex.

“Science often generates hidden beauty long before we realise it may resonate far beyond the laboratory.” — Jitka Čejková

biography

Jitka Čejková (1982) is a chemical engineer, writer and experimental filmmaker who bridges the gap between science and art. She works at the Institute of Chemical Engineering at the University of Chemistry and Technology, Prague. Her work focuses on artificial life and chemical robots. Ji.hlava IDFF has screened her films Droplets (2018) and Chemobrionics (2021).

Hannah Watson Emmrich is a British musician who studied solo piano at the Guildhall School of Music and Drama in London. Between 2017 and 2021, she served as music director at an Anglican cathedral in Kenya. Her debut solo album, Notes from the Undergrowth (2026), is inspired by nature and ecosystems.

film details

director: Jitka Čejková, Hannah Watson Emmrich
producer: Jitka Čejková

contact

Jitka Čejková
jitka.cejkova@vscht.cz

Film at festival

premiere type:World Premiere
festival edition:2026
section:Fascinations, Fascinations: Exprmntl.cz
language:No Dialogue
subtitles:No Subtitles
colour:Colour

Info

director:Jitka Čejková, Hannah Watson Emmrich
original title:Grex
country:Czech Republic, United Kingdom
year:2026
running time:4 min.

Festival partners

Ministerstvo kultury
Fond kinematografie
Město Jihlava
Kraj Vysočina
Creative Europe Media
Pale Fire Capital
Česká televize
Český rozhlas
Respekt
Dafilms

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