The pale yellow car chased by Gambit and Purdey in Gambit's red Jaguar XJ-S is an Aston Martin DBS GT Coupe which was manufactured between 1967 and 1972 - but appears here with a 'P' suffix number plate denoting a registration date between 1/8/75 and 31/7/76.
"Midas" (Gilles Millinaire) is dubbed by Robert Rietty
Adapted into an 8 page comic strip in The New Avengers Annual 1978 titled 'Midas Secret'.
In this episode, there may be a nod to Edgar Allan Poe's "Mask of the red death" , especially in the scene in which all the young people die in a party, after a man dressed in red, with a mask with a face of skeleton, has poisoned a beverage for the party-goers...