Breaking Point is a 1976 film directed by Bob Clark

Bob Clark

Benjamin "Bob" Clark was an American actor, director, screenwriter and producer best known for directing and writing the script with Jean Shepherd to the 1983 Christmas film A Christmas Story...

.

Plot

Vincent Karbone is a leading construction magnate in Philadelphia and a suspected leader of one of the city's most notorious criminal gangs. Several of his thugs are on trial, and the key witness is Michael, a mild-mannered judo instructor with a wife and kids. Karbone will stop at nothing to keep the muscles of his organization out of prison, including striking at Michael's family to keep him from testifying.