Plot summary
Rockford's friend John Cooper ( Bo Hopkins ) goes after the motorcycle gang that brutally assaulted his sister when she and Jim were on a road trip. While Cooper plots his revenge, the gang's leader ( Paul Koslo ) has his own plans to run riot over a picnic hosted by his ex-buddies from the gang's old days, who have become respectable businessmen and have forcibly told him to shut it down. With Dennis Burkley, Noah Keen, Sandra de Bruin, Joseph Burke, Andy Jarrell, Ken A. Anderson and Jerry Ayres.
Credits
Adapted from Wikipedia contributors, The Rockford Files season 5. HTML formatting and reference markers removed.