
1) Furry alien dolls 2) Landon 3) Landon and a sitcom 4) Landon and clausen 5) Landon and Kjellin 6) Landon and others 7) Landon et al 8) Melmac alien, and others 9) Namesakes of a sitcom alien 10) Namesakes of a TV alien 11) Some ETs 12) Swedish actor Kjellin et al 13) UFO passengers 14) UFO pilots
Found on
https://www.crosswordclues.com/clue/alfs

Airborne Low-Frequency Sonar, Hughes AQS-22 [US]
Found on
https://www.encyclo.co.uk/local/20785
No exact match found.