Abuse of Power (Greek: Κατάχρησις Εξουσίας) is a 1971 film starring Nikos Kourkoulos, Betty Livanou and Manos Katrakis.

[1] Nikos Kourkoulos plays Haridimos Tsiontis, a student who becomes a police detective and a member of the drug squad looking for the killers of his drug-addicted brother.

His unconventional tactics get him into trouble with his superiors but they eventually relent and allow him to continue his investigation.

[1][2] His superior officer congratulates him and offers him a permanent job as a member of the drug squad but Tsiontis refuses and returns to his studies.

Abuse of Power was the fourth most commercially successful film of 1971 in Greece.