The research entitled Analysis of Maxims’ Flouting Performed by the Main Actor, Kasino, in Warkop DKI Reborn’ Movie intended to discover the maxims’ flouting within the utterances of the main character, Kasino, in his conversations as well as to find out the implicatures that occur as a result of the floutings. The researcher decided to conduct this research since there still limited research in pragmatics field especially one which is related to maxims in cooperative principle. Meanwhile, ‘Warkop DKI Reborn’ movie was chosen as the object for its local production and comedy genre as well. This research limited its scope by analyzing the flouting of maxims in the conversation of one of the main actor, Kasino. This research used Grice’s cooperative principle as the framework of study. The methods used for analyzing the data are: data reduction, data display, and data verification. Result showed that Kasino flouts all of the maxims in cooperative principle: 5 quantity maxim’s floutings (12,5%), 14 quality maxim’s floutings (35%), 16 relevance maxim’s flouting (40%), and 5 manner maxim’s floutings (12,5%). Furthermore, every maxim’s flouting has its own implicature which can be implied according to the context of situation.