Loosely based on the Alfred Hitchcock directed film Strangers On A Train.

Looks like this first aired in 2006 - is it what you're looking for?
Double Cross - Official Show Site | myLifetime.com (http://www.mylifetime.com/movies/double-cross)

So - do you have a question? If so, what is it?

Double Cross. Thank you so much. Read a book with similar storyline. Thought I had seen movie.