|"The Old Ones Prequel"|
|Broadcast date||5 February 2012|
|Written by||Toby Whithouse|
|Cast|| Mr. Snow — Mark Gatiss|
"Additional Scene: Dewi"
The Old Ones Prequel is a prequel about the Old Ones that was shown before the beginning of the fourth series.
Mr. Snow kills a young guy on a boat of the atlantic ocean. The other crew members silently agree with this because otherwise Mr Snow would kill them all.