Possible Clues:

• Irish stout
• Around hostelry, suppose this may get drunk
• Irish stout whose Storehouse is a Dublin tourist attraction
• Drink which has been “good for you” since the 1920s
• 'A Passage to India' actor Alec
• This Alec displaying genuine class in cast
• The black stuff
• Stout judge outside pub
• Guess inside there's somewhere to stay and get a drink
• Little boy keeps most of 23 confused in 21 25 and 4 down