Background: Plyometric training is a blend of training for strength and stamina. This enables muscles to exert full strength in short time intervals, with the intention of increasing power (speed-strength) in order to ensure stronger police cadet agility. Preparation for physical health, Preparation for Technical Event, Tactics Preparation and psychological preparation these are four important components for the Sports which makes athletes more-strong and achieve high success. Agility is characterized by sudden change in the direction by maintaining the ability in which quickly changing the direction of the body. Objective: Analyse the result of the 12-week Plyometric Agility Program in Police Cadets. Diagnosis, Therapeutic Intervention and Outcomes: The cadet was examined for any deformity and any problems regarding the lower limb soft tissue and Range of motion, Manual muscle testing and agility test were carried out. 40 Cadets aged above 18 years were grouped into two. Analysis was then carried out with assessment of T-test Agility test, Illinois Agility Test, Edgren Side Step Test. Intervention duration is 12-weeks, completed successfully. Assessment was done on 1st day of visit then at the end of 6th week and again at the end of 12th week. Cadet would have to perform 4 session of Plyometric Training per week. Plyometric Training is best to increase the agility which was evident in this case. Conclusion: Plyometric training is very beneficial to increase the Agility of the lower limb as the time period required to complete the Agility test were more and now the time period is less. It comes under the “Good” Grades. Hence, it is proved that Plyometric Training is more helpful to increase the agility.