Jeffrey Donovan, Colm Feore and John Malkovich have joined Angelina Jolie in Changeling a true life drama that Clint Eastwood is directing for Universal and Imagine, according to The Hollywood Reporter.

The story follows a woman (Jolie) whose son goes missing in 1920s Los Angeles. The police return the wrong child and the woman is thrown into an insane asylum for disagreeing with the LAPD. When it seems that her real son has been murdered by a child serial killer and the child returned admits to fraud, she takes her case to the city council and takes down the mayor, the police chief and several corrupt officers, concurrently sparking changes in the insanity legislation.

Donovan will play a police captain, Feore the chief of police and Malkovich a reverend.

Also joining the cast are Jason Butler Harner (John Adams), who portrays a mechanic accused of murdering the woman's son, as well as Amy Ryan and Michael Kelly.

Changeling was released October 24th, 2008 and stars Angelina Jolie, Gattlin Griffith, Michelle Gunn, Michael Kelly, Jan Devereaux, Erica Grant, Antonia Bennett, Kerri Randles. The film is directed by Clint Eastwood.