MI5 Inspector Andrew Challis is a fictional character portrayed by Robin Sachs in the TV series NCIS.
In the first episode they appeared in, titled Need to Know (season 9), they were 61 years old.
They appear in 1 episodes out of a total of 467 aired so far
Episodes1
Need to Know
episode S9.E17 february 2012When Gibbs meets with a Navy chief petty officer and his attorney (to make a deal), the CPO collapses and dies; while the gang investigate, they find a connection to an illicit arms dealer. The team figure it out, and everything works out.