Life on Mars - Season 1 - Eps 6: Tuesday's Dead
With a life-and-death hostage situation paralleling own strange circumstances, Sam Tyler is ordered with the rest of the 1-2-5 to diffuse a potentially deadly face-off at a hospital where a crazed gunman is trying to force a doctor to reverse a dangerous operation on the renegade's brother, and the squad are all targeted in the gunman's cross-hairs.
About Life on Mars

Title: Life on Mars
First Air Date: 2008-10-09
Last Air Date: 2009-04-01
Status: Ended
Rating: 6.5/10 (from 91 votes)
Language: EN
Seasons: 2
Total Episodes: 17
Network: ABC
Genres: Mystery, Drama, Sci-Fi & Fantasy
Production Companies: Kudos, 20th Century Fox Television, ABC Studios
Synopsis
After a car crash, police detective Sam Tyler mysteriously finds himself transported back to 1973 and still working as a detective.
Cast

Jason O'Mara
Det. Sam Tyler

Harvey Keitel
Lt. Gene Hunt

Gretchen Mol
Policewoman Annie Norris

Michael Imperioli
Det. Ray Carling

Jonathan Murphy
Det. Chris Skelton

Greg D'Agostino
Detective

Chris Miskiewicz