3 Cheers for the Irish (1940) (movie): Peter Casey has been with the New York City police department for 25 years. He's totally surprised when he's asked to retire on his 25th anniversary with the force. He's even more unprepared for the romance that develops between h... Discover the latest Discussions, Reviews, Quotes, Theories, Explanations and Analysis of 3 Cheers for the Irish (1940) below