I love all movies with dubious time travel plots. Films like Memento.
Click PLAY or watch it on YouTube.
… Source Code has received critical acclaim by reviewers. Review aggregate Rotten Tomatoes reports that 92% of critics have given the film a positive review …
Critics have compared Source Code with the 1993 film Groundhog Day …
Richard Roeper of the Chicago Sun-Times called the film “Confounding, exhilarating, challenging – and the best movie I’ve seen so far in 2011.” Roger Ebert gave the film 3.5 stars out of 4, calling it “an ingenious thriller” where “you forgive the preposterous because it takes you to the perplexing.” …
Jake Gyllenhaal is terrific.
Rick McCharles 
I really enjoyed Source Code! Saw it in the theaters, and have rented it since. Actually a “believable” premise… saw it at the same time as “Unstoppable,” which is based on a true story and is great! One of Denzel’s best performances, I’d say.
Saw it too and enjoyed it Rick…