Cathy Gale is a fictional character in the British television series "The Avengers," played by actress Honor Blackman. She appeared in the series from 1962 to 1964, and is widely considered to be one of the show's most iconic and influential characters.

Cathy Gale is a highly skilled anthropologist and expert in judo and karate. She is introduced as the successor to Dr. David Keel, the show's original lead character, and serves as a partner to John Steed (played by Patrick Macnee). Gale is known for her intelligence, wit, and strength, and is often depicted as an equal partner to Steed, with whom she has a close but platonic relationship.

Gale's character was groundbreaking for its time, representing a new type of female character on television who was both intelligent and physically capable. She is often cited as an early example of a "feminist icon" in popular culture, and is considered to have paved the way for later female action heroes.

Throughout her tenure on "The Avengers," Gale is involved in a wide range of adventures and encounters a variety of eccentric and dangerous villains. She is known for her stylish wardrobe, which often features leather outfits and high-heeled boots, and for her signature hairstyle, which includes a distinctive "pageboy" cut.

Overall, Cathy Gale is a beloved and influential character in the history of television, and Honor Blackman's portrayal of her is widely regarded as one of the highlights of the series.