According to his creators, Britt Reid is a descendant of the Lone Ranger's nephew, Dan Reid. Apparently the "masked man syndrome" ran in the family.

Kato was Japanese when The Green Hornet premiered as a radio series in 1936. After the Japanese attack on Pearl Harbor in 1941, Kato suddenly became a Korean. In the 1960s, when future martial arts superstar Bruce Lee (who was Chinese) assumed the role for television, Kato was meant to regain his Japanese heritage. But his ethnicity was never mentioned on the show, and publicity simply referred to Kato as "Asian."

The Green Hornet series often paid tribute to another show on the air at the same time, its more popular rival in the TV superhero department. Whenever a Green Hornet character turned on a TV set, the show on the screen was invariably Batman..