★★★☆☆ “I Smile Back,” which premieres in Washington, D.C., today, is adapted from Amy Koppelman’s critically acclaimed novel bearing the same name, which was first released in 2008. Like the novel, ...

Sarah Silverman swaps comedy for drama in "I Smile Back", playing a frustrated housewife with a history of mental illness, who tries to make herself happier with drugs, alcohol and casual affairs.