If you have a local copy of the film and need a standalone .srt file, the following community-driven sites are recommended for finding English subtitles: Houston, We Have a Problem! (2016) - IMDb
This report outlines the availability of English subtitles for the 2016 docu-fiction film (directed by Žiga Virc), which explores the conspiracy theory of Yugoslavia's secret space program. Streaming Availability with Subtitles Houston, We Have a Problem subtitles English
: A dedicated platform for documentaries that hosts the film for viewers in Australia and other supported countries. Subtitle Download Resources If you have a local copy of the film and need a standalone
: Streaming options are available in certain international territories like Croatia. Houston, We Have a Problem subtitles English