The Meaning of LifeSeason 22010 · 6 episodesEpisodes1Gabriel ByrneGay talks to actor Gabriel Byrne about his ongoing struggles with depression and alcohol and about the many events which have occurred across his life which shape his beliefs.2Tommy TiernanGay talks to controversial comedian Tommy Tiernan about the strong role religion and spirituality play in his approach to life and comedy.3Brenda FrickerGay Byrne talks to Oscar award-winning actress Brenda Fricker about acting and fame and the depression that has crippled her for so much of her adult life.4Bertie AhernGay talks to former Taoiseach Bertie Ahern about how Catholicism influenced his approach to political and personal events in his life.5Mary RobinsonGay Byrne talks international human rights ambassador Mary Robinson about how her experiences of the world have both challenged and enriched her faith.6Edna O'BrienGay Byrne talks to writer Edna O'Brien, who in her 80th year, reflects on the way her turbulent life has shaped her religious beliefs and personal values.Season 1Season 3Season 4Season 5Season 6Season 7Season 8Season 9Season 10Season 11Season 12Season 13