Close friend of Clint Eastwood, 14 of whose films he worked on as director of photography.
Trained at the Art College of Design in Pasadena, he first worked as camera operator on films shot by his father, Robert L. Surtees.
He is survived by his second wife, Carol Buby Surtees of Carmel, California; daughter, Suzanne Surtees from his first marriage to Judy Rucker which ended in divorce; a brother Tom Surtees, and sister, Nancy Surtees.
He studied at the Art Center College of Design in Pasadena, California and began his career under his father.
He was named Mohr in honor of his father's mentor, Hal Mohr.