He was also the adoptive parent to Abby Arcane after her mother died.[7] Jennifer Beals as Lucilia Cable: The "tough as nails and pragmatic" sheriff of Marais with a strong devotion to her son, Matt.[8] Kevin Durand as Jason Woodrue: A biogeneticist, brought in to study the properties of the swamp, leading him to become fixated on unlocking its potential, which has tragic and monstrous consequences for him.[9]