CIA Agent Walter is a fictional character portrayed by Paul Tassone in the TV series NCIS: Los Angeles.
In the first episode they appeared in, titled In the Line of Duty (season 6), they were 45 years old.
They appear in 1 episodes out of a total of 323 aired
Episodes1
In the Line of Duty
episode S6.E13 january 2015Callen and Sam are sent covertly to the U.S. Consulate compound in SFAX, Tunisia to collect and retrieve key evidence after an assassination attempt on an U.S. Ambassador.