Ashes to Ashes - Season 2 - Eps 7: Traitor
CID find a body buried in concrete as they investigate a drugs drop at a building site. Alex thinks she is getting better and will soon wake up in her own time. Working on the case though starts to clash with her wish to be back home.
About Ashes to Ashes

Title: Ashes to Ashes
First Air Date: 2008-02-07
Last Air Date: 2010-05-21
Status: Ended
Rating: 7.653/10 (from 101 votes)
Language: EN
Seasons: 4
Total Episodes: 24
Network: BBC One
Genres: Crime, Sci-Fi & Fantasy, Action & Adventure, Drama
Production Companies: BBC, Monastic Productions, BBC Cymru Wales
Synopsis
Crime drama series featuring Life On Mars' DCI Gene Hunt. After being shot in 2008, DI Alex Drake lands in 1981, where she finds herself in familiar company.
Cast

Keeley Hawes
Alex Drake

Philip Glenister
Gene Hunt

Dean Andrews
Ray Carling

Marshall Lancaster
Chris Skelton

Montserrat Lombard
Shaz Granger

Daniel Mays
Jim Keats