In a post on his Instagram account, Rico Rodriguez says the week since Roy Rodriguez died at age 52 "has been the toughest week of my life."
The actor's Instagram post included a picture of father and son drinking milkshakes together and said the father "was the most kind hearted, loving, hard working, determined, and funny man I have ever known."
Roy Rodriguez is survived by his wife, five siblings and four children including 18-year-old Rico Rodriguez and Raini Rodriguez, who is an actress.
The Associated Press contributed to this report.