Emergency! Season 3 Episode 21 1973

Emergency! Season 3 Episode 21: Roy spends the night at John's place while his house is being fumigated, which is one night too many. A woman is trapped inside a car while it burns around her; the ambulance carrying Roy and the victim is hit by a car. A man having a heart attack refuses to leave a poker game unless John agrees to play out the man's hand. An explosion at an abandoned refinery injures several workers.