The 20th season of the procedural series "NCIS" premiered on September 19, 2022 on CBS. This is the first season without Mark Harmon as Special Agent Leroy Jethro Gibbs. Created by Donald P. Bellisario and Don McGill, the series stars Katrina Law, David McCallum, Pauley Perrette, Brian Dietzen, Rocky Carroll, Joe Spano and Wilmer Valderrama.
Find out more about the series after the jump.