They were The Mod Squad ("One black, one white, one blond"), the hippest and first young undercover cops on TV.[6] Each of these characters represented mainstream culture's principal fears regarding youth in the era:[7] Long-haired rebel Pete Cochran was kicked out of his parents' Beverly Hills home, then arrested and put on probation after he stole a car; Linc Hayes was from a family of 13 children and was arrested in the Watts riots, one of the longest and most violent actual riots in Los Angeles history; beautiful flower child Julie Barnes, the "canary with a broken wing",[8] was arrested for vagrancy after running away from her prostitute mother's San Francisco home; and Captain Adam Greer was a tough but sympathetic mentor and father figure who convinced them to form the squad