Hawaii Five-O regular Greg Ellis has signed with the Gersh Agency, while Pantheon has signed former ‘N Sync singer J.C. Chasez and Chris Payne Gilbert, in the day’s agency announcements.

The English-born Ellis has a recurring role on the CBS action show set on the islands but also is starring in the upcoming animated TV series Star Wars Rebels and the Western feature Forsaken. Other notable roles have come in the Pirates of the Caribbean movies, Star Trek, Beowulf, Mr. & Mrs. Smith and Titanic. On TV, he has appeared the villain Michael Amador in the third season of 24, as well as in Touch, numerous other shows. He has done a large amount of voiceover work in animation and videogames.

Pantheon, meanwhile, announced two signings, led by the former boy band star J.C. Chasez, who most recently starred in action thriller Red Sky. Chasez continues to be managed by Podwall Entertainment and Imperium 7 will continue as voiceover agent.

Separately, Pantheon signed TV actor/writer/director Chris Payne Gilbert, best known for his roles in The Protector and 10 Items or Less. He continues to be managed by Luber Roklin Entertainment.