The play, which tells the story of a Irish father and two sons who move to London, will open in the Dublin theatre on January 14 next year.
"Doing The Walworth Farce with the two lads is now the focus of my year. It will be exhilarating and challenging in equal measure – a special time," said Brendan.
Check out Kathrin Baumbach's photo gallery here and next week's issue for more from Brendan and Brian.
Tickets go on sale this Friday, September 26, at 9am.