Check out the latest casting announcements below:

Hit the jump for more on each picture.

First up from Heat Vision comes word that Harris will join the period actioner Pompeii.  Set in 79 A.D., the picture centers on Milo (Harington), a slave-turned-gladiator who races to save his true love Flavia (Browning), the daughter of a wealthy merchant, before she's forced to marry a corrupt Roman general.  Harris is reported to be on board to play Flavia's merchant father.  He'll be seen later this summer in The Mortal Instruments: City of Bones and is currently doing voice work for The Boxtrolls.

Variety reports that Leonidas is the latest addition to The Monuments Men.  The World War II-era heist picture is based on the Robert Edsel book, which tells the true story of a WWII platoon with orders from President Franklin D. Roosevelt to rescue artistic masterpieces from Nazi thieves in Germany and return them to their rightful owners.

THR reports that Mann and Coster-Waldau are in talks to join The Other Woman.  Directed by Nick Cassavetes (Yellow), the comedy centers on woman (Diaz) who finds out that she is the other woman in an affair. She teams up with the wife, who will be played by Mann, in order to get revenge on the cheating husband, played by Coster-Waldau.