The series has an impressive ensemble cast led by Robert Webb (That Mitchell And Webb Look) in the role of Jedrington and Katherine Parkinson (The IT Crowd) who plays his wife Conceptiva. / The Christmas special will feature Stephen Fry as the evil lawyer Malifax Skulkingworm alongside David Mitchell (That Mitchell And Webb Look), Celia Imrie (Nanny McPhee), Pauline McLynn (Father Ted) and Johnny Vegas (Ideal). The episode sees Jedrington's family incarcerated by Skulkingworm in London's infamous prison The Skint, until they can repay a mysterious and vast debt. Will Jedrington rescue his family in time for Christmas or lose them forever? And is there more to the name Secret-Past than meets the eye? / The rest of the series will feature Tim McInnerny (Blackadder), Kevin Eldon (Nighty Night), Sarah Hadland (Miranda) and Derek Griffiths (West End's Chitty Chitty Bang Bang) and sees Jedrington team up with a seemingly charming new business partner Harmswell Grimstone (McInnerny). As the Secret-Past family's fortunes rise, it looks like they are built on crumbling foundations indeed, especially when it is revealed that Conceptiva too has a secret that turns out to be even darker than Jedrington's own. (Source: BBC)