https://www.metv.com/stories/hawaii-five-o-star-kam-fong-had-this-to-say-about-violence-on-the-crime-series

Fong argued that violence was necessary.

Jack Lord was ''not the least bit difficult'' to work with, according to Jack Albertson (https://www.metv.com/stories/jack-lord-was-not-the-least-bit-difficult-to-work-with-according-to-jack-albertson)

Albertson called Lord "a professional actor."