Linc Hayes is a fictional character from the television series The Mod Squad, which aired from 1968 to 1973. He is portrayed as a young African American man who works as an undercover police officer. Linc is known for his cool demeanor and street-smart attitude, often using his background to connect with the youth in the community. In the series, Linc teams up with two other characters, Julie Barnes and Pete Cochran, to tackle crime and social issues. Together, they represent a new approach to law enforcement during a time of significant social change in the United States.