An anomaly allows a pack of Hyaenodons to make their home in the wine cellar of a stately home, where Jenny Lewis is getting married. They eat the wedding planner. Connor, Abby and Matt subdue them after battle using medieval weaponry. Meanwhile Becker narrowly escapes a lethal boobytrap set by Ethan; and Gideon is revealed to be Matt's father and from a post-apocalyptic future, then he dies from illness.
Elenco: Ciarán McMenamin , Andrew-Lee Potts , Hannah Spearritt , Ben Mansfield , Alexander Siddig , Janice Byrne , Ruth Kearney , Ruth Bradley , Ben Miller .