Gallifrey
Yes but only with the Doctor Who Series 4 Boxset
No Jack is not in series 5.
now
It is said to come out in approximately spring in England
they are out.
No.
Series 5 will probably air around Spring 2010.
Doctor who series five is the one on just now.You can buy the different volumes soon or you can wait until about 3 or 4 weeks after the series has finished for the whole series.
Saturday 3rd April (UK)
8th November
In the fall; there will also be a Christmas special.
Series 5 on TV just ended. No date yet for TV series 6 Sorry, but no info for series 5 on DVD