By MICHAEL PHILLIPS Enough talk; enough flashbacks. Sometimes the best thing a mystery can do is give its protagonist a reason to run like hell. The example of the year arrives midway through the French thriller "Tell No One." A pediatrician wrongly accused of murder is being chased by the police.

By JAMES VERNIERE "TELL NO ONE" Rated R. In French with subtitles. At Kendall Square Cinema. Grade: A Attention Boston movie buffs: Get thee to Cambridge's Kendall Square Cinema tout de suite.

Alex, a Parisian doctor who is still grieving over the vicious murder of his wife eight years ago, receives an anonymous e-mail. There, to his shock, he sees the face of Margot, his supposedly dead wife, in a crowd leaving a subway station. A message accompanies the pictures: "We are being watched.

By Michael Sragow, The Baltimore Sun Jul.

By Susan Dunne, The Hartford Courant, Conn. Jul. 18--"Tell No One" is a twisty murder mystery with intelligence and heart, a sick but accurate sense of justice and, very briefly, a sense of humor. It will keep viewers engrossed and guessing, often wrongly, from the very start.