One of the organizations that Matt Talbot belonged to in recovery was the Pioneer Total Abstinence Association of the Sacred Heart based in Ireland.
In this 57 minute audio program of EWTN Live recorded on 06/24/09, the host, Fr. Mitch Pacwa, S.J., interviews Fr. Bernard McGuckian, S.J., who is the Spiritual Director of the PTAA. At 17:10 minutes into the program about PTAA history and current activities, Fr. McGuckian specifically mentions Matt Talbot and later mentions Sister Ignatia, who worked closely with Dr. Bob, co-founder of Alcoholics Anonymous, and is called the "Angel of Alcoholics Anonymous" by her biographer, Mary Darrah.
The link to download this program is el_06242009.mp3 Then left click on the link.