Cobbs garnered almost 200 onscreen credits over the course of his career.
Lo Bianco died following a battle with prostate cancer.
Ruddy earned Best Picture Oscars for both The Godfather and Million Dollar Baby.
Gilyard was also a professor, and had been teaching theater at the University of Nevada, Las Vegas since 2006.
Katherine McNamara plays Abby Walker, who tries to stop the new sheriff in Independence, Texas, after her husband is killed.
The Chris Elliott parody of Walker Texas Ranger is the only show of its kind that has ever existed.
This new version of Cordell Walker doesn't just kick ass. He takes care of his kids.
The project is currently being shopped by CBS TV Studios at various networks, including the CW and CBS.