Tvshowsondvd.com has reported that it will be on sale January 19, 2016. The BBC has not yet confirmed the date. No cover art or special features for the R1 version have been announced yet.
The R2 version of The Underwater Menace was released October 26 2015. It featured previously missing episode two whose recovery was announced in December 2011, the extant episode three as well as reconstructions of episode one and four.