Guest Stars Jessica Gunning as Angela Alexander Perkins as SOCO Pete Adjoa Andoh as Pathologist Lilly David Ajala as Gavin Dale Adam Nagaitis as William Braxton Aidan McArdle as Finn Tyler Ebony Gilbert as Cathy Badria Timimi as DPS Officer Alexandra Guelff as Emma Brooks Joe Reynolds as Ben Uncredited Robert Glenister voices Opening Narration