Real world article
(written from a production point of view)
Chai Valladares is the actor who played Lieutenant Nicola in the Star Trek: Discovery second season episodes "Such Sweet Sorrow" and "Such Sweet Sorrow, Part 2".
Valladares appeared in smaller guest roles in about a dozen television series. His credits include episodes of In the Dark (with Thamela Mpumlwana, Derek Webster, Leslie Silva, and Adam Winlove-Smith), The Boys (starring Karl Urban and Jack Quaid, with Wallace Langham, Adam Maros, and Kirpa Budwal), Workin' Moms (with Mimi Kuzyk, Sadie Munroe, Christine Ebadi, and Rong Fu), Locke & Key (with Milton Barnes, Joy Castro, and Ian Lake), and The Umbrella Academy (with Jake Epstein and Graham Parkhurst).
He had a recurring role as Aide Diaz in the fourth season of The Expanse, alongside Shohreh Aghdashloo, Michael Benyaer, Nelu Handa, Tara Rosling, and Moses Nyarko.