“Searching” (2018). Cast: John Cho, Debra Messing, Sara Sohn, Michelle La, Joseph Lee, Alex Jayne Go, Megan Liu, Kya Dawn Lau, Ric Sarabia. Director: Aneesh Chaganty, Screenplay: Aneesh Chaganty and Sev Ohanian. Web site. Trailer. We can take comfort in knowing that certain aspects of our life are exactly as they seem to be. Or can we? Are we getting a clear, accurate picture of the people, places and things that make up our existence? Or are we falling prey to what we’d like to think we know about such elements of our reality? The result can be eye-opening – and disillusioning – as an anguished parent discovers for himself in the sizzling thriller, “Searching,” now available on DVD, Blu-ray [...]