- Paul McCartney alien musical treatment co-written by Isaac Asimov unearthed by biography writers: “They’ve just been sitting there” NME
- ‘It’s like they were smoking something potent’: the ‘bizarre’ Paul McCartney alien musical that never was The Guardian
- “Nothing ever came of this because McCartney couldn’t recognise good stuff.” Why Paul McCartney’s dream of making a sci-fi musical film about earth-invading aliens with legendary author Isaac Asimov never got off the launch-pad Louder
- Paul McCartney’s Alien Musical Revelation Excites Fans Evrim Ağacı
- Paul McCartney planned an alien musical film written by sci-fi legend Isaac Asimov Gold Radio
