Roughly a third of "Side Effects" takes place before that bloody incident, and two-thirds of it picks up the serpentine action afterward. At the start Rooney's Emily cannot find her bearings. Her husband, played by Channing Tatum, is about to be sprung from prison, after serving a sentence for insider trading. Reunited, they struggle for a reconnection. After a suicide attempt, Emily is prescribed antidepressants by her psychiatrist (Jude Law), whose chance to benefit from enrolling the right patient in a yearlong clinical drug trial will bring him $50,000 on the side.