It's a typo or a mistake.


See:

https://www.senscritique.com/liste/attention_ofni/771088

for OFNI.


I'd love to know the film they're talking about.

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Note added at 17 mins (2022-07-26 21:00:32 GMT)
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The *Routledge* Companion to Cult Cinema - Google Books Result https://books.google.fr › books
Ernest Mathijs, ‎Jamie Sexton · 2019 · ‎Performing Arts
only in their love for this ***Unidentified Filmic Object*** – or a film that is smoothly conveyed to you, signed, sealed and delivered as a certified cult item?

Full article: The filmic ghost in the literary machine https://www.tandfonline.com › ... › Volume 9, Issue 3
by P Met · 2005 · Cited by 1 — The relation between literature and cinema is neither good nor clear. ... in all facetious seriousness, a *UFO–an unidentified filmic object*.

*Directory of World Cinema: France* - Page 237 - Google Books Result https://books.google.fr › books
Tim Palmer, ‎Charlie Michael · 2013 · ‎Performing Arts
... *Luc Besson*'s groundbreaking *Subway* was received by critics and audiences as a veritable *UFO (Unidentified Filmic Object)* when it hit France's theatrical ...


OFNI is a fairly standard term in my local independent cinema's fortnightly leaflets.

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Note added at 19 mins (2022-07-26 21:02:35 GMT)
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As for "cult":

https://www.wordreference.com/fren/culte

culte adj familier (*qui sert de référence) cult n as adj
*Ce film est culte pour toute cette génération.
*This is a cult film for that whole generation.

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Note added at 47 mins (2022-07-26 21:30:43 GMT)
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Cult, for me, also means a little leftfield, maybe kooky, not mainstream, that kind of thing, so your clue there is "l'oeuvre la plus étrange".