Thrown back in time, Commander Sam Vimes of the City Watch is training his young self in the art of policing.

But then he runs into old enemy, Carcer.

Terry Pratchett's Discworld novel.

Dramatised by Robin Brooks.

Sam Vimes........Philip Jackson
Young Sam.........Carl Prekopp
Carcer...................Paul Ritter
Rosie......................Clare Corbett
Colon.....................Sam Dale
Dr Lawn.................Ben Onwukwe
Tilden......................Peter Marinker
Lady Meserole......Rachel Atkins

Director: Claire Grove

First broadcast on BBC Radio 4 in March 2008. Show less