The popular CBS dramaNCIShas experienced quite a few surprisingcast departuressince it debuted on the web link in 2003.
Alexander played Special Agent Caitlin Todd, a fan favorite that people still miss to this day.
In an interview with theChicago Tribune,NCISco-creator Donald P. Bellisario explained that Alexander recognized her own limitations.

What Sasha Alexander did after NCIS
Bellisario explained the difficulty of doing a show likeNCIS.
“… [It’s] a hard show to make,” he told theChicago Tribune.
I think it was just more than she realized."

NCISstar Mark Harmon has also spoken about how demanding it is to film the show.
In 2017, he toldThe Talkthat the early seasons were especially rough.
“The first day was 21 hours.