Season 1 BBC Alba , 2009 - 2010 Season 2 BBC Alba , 2010 - 2011 Season 3 BBC Alba , 2014 - 2015 Season 4 BBC Alba , 2017 - 2018 Season 5 BBC Alba , 2019 - 2020 Season 6 BBC Alba , 2021 Iain MacKinnon has another series of Alleluia with a mix of hymns, psalms and readings Season 7 BBC Alba , 2021 - 2022 Season 8 BBC Alba , 2022 - 2023 Spiritual programme with music, reflections and readings.