The cast of Klondike, including Sam Shepard and Tim Roth (middle, front) PASADENA, CA–It’s a tad chilly in Klondike country, so Discovery brought Klondike to critics.Thursday night, the sprawling back lawn of the Langham Huntington Hotel was transformed into a large casino/saloon, set up just for critics. Inside was a full bar, a honky-tonk piano,