'NCIS: LA' Teams Up with 'Hawaii Five-0'!

By ET ONLINE

The casts of NCIS: Los Angeles and Hawaii Five-O are teaming up for a special, two-episode crossover event! Get an exclusive first look...
Video: Star Reprises 'Five-0' Role 37 Years Later
In the first episode of the two-night special event – on Hawaii Five-O, airing Monday, April 30 on CBS - Callen and Sam (Chris O'Donnell and LL Cool J) team up with Danny and Chin Ho (Scott Caan and Daniel Dae Kim) in Hawaii to track down a suspect who is threatening to release a deadly virus into the population.


Video: LL Cool J - Keeping the 'Perfect' Body Without Giving Up Favorite Foods 

The action concludes Tuesday, May 1 on NCIS: Los Angeles, when Callen, Sam, Danny and Chin Ho travel to the mainland on the heels of a suspect to stop the deadly virus - and prevent a global pandemic.