Hitting the Nerve

Greig and Carver react when one prosecution witness disappears and another ends up in a coma two days before the trial.
== Characters ==
DS Alistair Greig 
DC Jim Carver 
WPC Jamilla Blake 
DI Chris Deakin 
PC Gary McCann 
Ch Supt. Charles Brownlow-Mentioned 
== Guest Stars: ==
*Ralph Marchbank-Roger Allam
*Richard Parks-Paul Leonard
*Elizabeth Hagan-Barbara Ewing
* Katherine Hagan
*Dave Willcock-Matt Selby 
*Naomi Goddliffe-Fiona Dolman
*Gill Brinded-Liza Nightingale