Diagnosis: Murder (1974)
A psychiatrist plots to murder his wife so he can be with his mistress, but his wife mysteriously disappears before he can carry out his plan.
- Country : United Kingdom
- Genre : Thriller
- Studio : Harlech Television (HTV), Silhouette Film Productions
- Director : Sidney Hayers
- Cast : Christopher Lee, Jon Finch, Judy Geeson, Dilys Hamlett, Tony Beckley, Jane Merrow