Chris O'Donnell is Special Agent G. Callen in the hit series 'NCIS: Los Angeles.' Find out più about what's to come this season, his preferito karaoke tunes, and what he would do if he encountered zombies.
As NCIS: Los Angeles powers into its seventh season and 150th episode, the cast reflects on what makes it one of the rare shows in Televisione to reach those lofty numbers.