NCIS: New Orleans Exclusive: Sebastian's First Day as an Agent Doesn't Go Well

New Orleans' forensic scientist Sebastian Lund (Rob Kerkovich) finally becomes an official agent this week -- after months of anticipation, hard work and occasional gaffes.

In an interview with TVGuide.com, Kerkovich says that we shouldn't' expect Sebastian to be a lean, mean, crime-stoppin' machine right away.

True to his lovably bumbling nature, Sebastian is going to walk a bit before he starts running.

The NCIS franchise transformed itself in 2016 -- with mixed results

[...] in Tuesday's episode, Tom Arnold returns as the hacker Elvis Bertrand, working to convince agent Pride (Scott Bakula) that Elvis' help is needed in tracking down one of Elvis' proteges who's gone rogue.

Tensions flare over whether or not to trust Elvis, who you'll remember has already made Pride's job complicated once this season with his digital trickery, being suspected of murder and then vanishing.