Street gang leader who eventually reforms, joins the police force, and aids the main team.
Mahoney supports Zed's transition from street gang leader to police volunteer.
Mahoney is part of the police team training Zed as a civilian volunteer, while Zed later contributes to the rescue effort.
Hightower serves as one of Zed's instructors in the volunteer program.
Hightower is named among the officers responsible for training the civilian volunteers, including Zed.
Their relationship is based on coordinated training tactics and team humor.
Jones works with Mahoney, Hightower, and Tackleberry to stage a cautionary prank involving the volunteers, including Zed's volunteer group.
Zed's decisive rescue demonstrates his reformed commitment to his fellow officer.
Zed saves Sweetchuck's life after both fall out of a plane in mid-air.
Explore the full interactive character relationship map of Police Academy 4: Citizens on Patrol