Question: Please could you tell me is these DVD in English or are their English subtitles

 Answer: Yes. Prabhupada DVD set is in English and there are English subtitles as well as subtitles in about 20 other languages. You can select the language of the subtitles. There is also a Russian sound track available and some of the shows [like ISKCON Cinema films (Your Ever Well-Wisher, etc) have multiple languages of audio available.]

Question: How many DVD are there in this set

 Answer: 19 DVDs

Question: is it available in PAL region2 for uk please

 Answer: Prabhupada DVD set is region free, has no copy protection, and will play on any DVD player in any country. So it will play perfectly well in UK on a PAL DVD player.