grasscarp, look at the ebay listing you have posted, it is for expired film out of date back in 1986 ! Colour film is very unlikedly to be usable after that time , though B & W may well still be ok as it is far more stable.
People still try to sell Instamatic cameras on ebay even though there is no film available. Polaroid type 600 film though is now available again after several years absence , a company called 'The impossible Project' has started to remanufacture it. £22 for a 10 shot pack though !
Back to the question, the bright green food dye in the drink mentioned has been banned for years , it was found to be a cancer risk.
Black Russian cigarettes are available from a few specialist tobacco shops as are cigarellos.
Breaker and colt 45 have been discontiued years ago .
There are several brown ales available apart from Manns , Newcastle Brown is not a true 'brown ale' and never was .
Fry's chocolate disappeared when Frys was merged with Cadburys .
I have seen rum bhaba's in independant bakers/ cake shops .
Morrisons had cans of mansfield bitter less than a year ago but I havn't seen it recently.