The character, a divorced man who Norma becomes enamored with, is one of three new additions who will be introduced in Season 2, with the other two roles being Norma's female best friend and her estranged brother.
Shooting begins this week on the 10-episode second season, with the Season 2 Premiere slated to debut sometime in 2014 on the A&E network. Freddie Highmore, Max Thieriot, Nicola Peltz, and Olivia Cooke also star in the hit series, which drew in a whopping 4.6 million viewers when the show premiered in March.
Michael Vartan is best known for his role as Michael Vaughn on the hit series Alias. He most recently starred on the TNT drama Hawthorne.