The Laughing Policeman (movie)

The Laughing Policeman is a 1973 American police thriller movie directed by Stuart Rosenberg and based on the 1968 novel of the same name by Maj Sjöwall and Per Wahlöö. It stars Walter Matthau, Bruce Dern, Louis Gossett Jr., Anthony Zerbe, Albert Paulsen, Joanna Cassidy, Gregory Sierra and was distributed by 20th Century Fox.