<P> Haller acquires a pistol from his driver, Earl, for protection . Roulet is released due to lack of evidence and intends to kill Haller's ex-wife and daughter . Haller is waiting at Maggie's house when Roulet arrives . He mockingly tells Haller that he cannot guard his family all the time . The bikers whom Haller previously represented suddenly arrive and brutally beat Roulet . </P> <P> Maggie discovers that Levin had found a parking ticket that was issued to Roulet near the previous murder victim's house . It is strong evidence against Roulet in his pending murder trial and will support Martinez's innocence . Upon arriving home, Haller discovers Roulet's mother, Mary Windsor, waiting inside . She shoots him with the Colt Woodsman, confessing that she murdered Levin to protect her son . A wounded Haller shoots her . </P> <P> When Haller is released from the hospital, he learns that Martinez has been released, and that the District Attorney will seek the death penalty against Roulet . As Haller rides off to his next case, he is pulled over by Vogel and the biker gang, whose next case he takes pro bono due to their previous help . </P> <Ul> <Li> Matthew McConaughey as Mickey Haller </Li> <Li> Marisa Tomei as Margaret McPherson </Li> <Li> Ryan Phillippe as Louis Ross Roulet </Li> <Li> Josh Lucas as Ted Minton </Li> <Li> John Leguizamo as Val Valenzuela </Li> <Li> Michael Peña as Jesus Martinez </Li> <Li> Bob Gunton as Cecil Dobbs </Li> <Li> Frances Fisher as Mary Windsor </Li> <Li> Bryan Cranston as Detective Lankford </Li> <Li> William H. Macy as Frank Levin </Li> <Li> Trace Adkins as Eddie Vogel </Li> <Li> Laurence Mason as Earl </Li> <Li> Margarita Levieva as Regina "Reggie" Campo </Li> <Li> Pell James as Lorna Taylor </Li> <Li> Shea Whigham as Dwayne Jeffrey "DJ" Corliss </Li> <Li> Katherine Moennig as Gloria </Li> <Li> Michael Paré as Detective Kurlen </Li> <Li> Michaela Conlin as Detective Heidi Sobel </Li> <Li> Mackenzie Aladjem as Hayley Haller </Li> </Ul>

What happens at the end of the lincoln lawyer
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