The 15th in the Turn Of Fate short television movies, The Victim (bottom right image) is the first one from 1958.
Jack Lemmon plays Ashley who believes he’s being followed by people but he doesn’t know why.
He’s already in a lethargic state due to his wife’s death but this makes it worse.
He then comes across the man who they are really tracking but he’s also very down and lacks fight.
Ashley gets angry with him, which in turn helps him to get his own life back on track.
Movie pages here.