The dare-devil Detectives become involved in the wild world of professional wrestling when they visit Mac Johnson, a retired colleague, now a promoter in the sport, who has some information for them about a recent suspicious accident in which a man was killed. But when Johnson too turns up dead, again in highly suspicious circumstances, the pair investigate the growing spate of deaths...

When a Police informant is brutally beaten, witnesses point the finger at Starsky and Hutch. As the vicious assaults continue, the Detective partners are dropped increasingly deeper in hot water as they realise they are being framed. Unbeknown to them, they're being impersonated by two look-alike impostors out to get the genuine pair a bad name and Police suspension...