Who would you cast to play Castilblanco?

[Note from Steve: be sure you see the offer at the end of this post!]

My character, NYPD Homicide Detective Rolando Castilblanco, is a complex guy. His partner, Dao-Ming Chen, is the yin to his yang (or, vice versa—I never can keep them straight). His wife, Pam Stuart, is a crime reporter for a local TV station. He’s hooked on ethnic foods and strong coffee but uses Tums to counter his acid reflux (so you can’t answer Telly Savalas to the question in the title, because Kojak was addicted to lo...