this be one of the first and best columbo and star robert culp and ray milland . robert culp appear on another columbo and a do several other villain and include patrick mcgoohan and william shatner and and jack cassidy . ray milland also make a late appearance . in this one and ray milland be convince his beautiful wife and play by patricia crowley and be have an affair and so he hire culp to investigate . culp have a blackmailing business on the side and so he give milland a fake report and threaten crowley with the real one if she doesn not pay up . they get into a huge fight in culp home and and she wind up murder . enter columbo . culp do everything he can to get columbo off the case and include offer him a job and but columbo be on to him from the beginning . excellent episode .