"David was one of the nicest people I ever worked with in my life. A man filled with humour, love and sincerity. I will miss him."
Aaron Spelling

"David Doyle always brought a smile to my face and made me laugh. My memories will always be treasured of a dear sweet friend."
Jaclyn Smith

"David was a wonderful human being and a joy to be around. He was a man who worked tirelessly in the fight against Retinitis Pigmentosa. I love the twinkle in his eye, the gravel in his voice, the joy in his quick-witted laughter. David will always have a place in my heart."
Kate Jackson

"He was one of the kindest, gentlest people on the plant. I will miss him terribly."
Cheryl Ladd