Is there life in “Life?” This sci-fi thriller features Jake Gyllenhaal and Ryan Reynolds as astronauts who confront a deadly new species on their voyage to Mars. The film owes a bit too much of its inspiration to the classic “Alien,” but thanks to a good cast and competent execution, “Life” nearly overcomes most of its genre clichés. Hollywood legend Shirley MacLaine is perfectly cast as a nasty old lady in the comic drama, “The Last Word.” Since no one has anything nice to say about her, an unlikable octogenarian hires a writer, played by Amanda Seyfried, to pen a flattering obituary. The actors are fine, but the effort seems labored. “The Last Word” misses the opportunity to mine an interesting, original premise. Woody Harrelson plays the misanthropic title character in “Wilson,” a bleak, R-rated adaptation of Daniel Clowes’ graphic novel. The film attempts a very uneasy mix of mean-spiritedness and cloying sentimentality. While the cast is terrific, the characters in this dark comedy are so clueless and unlikable that their actions elicit more groans than laughs. Also opening this week, “Slamma Jamma” is a faith-based drama about a wrongfully imprisoned ex-con who attempts a comeback through…