Spoofs
In 1997 a short spoof episode Prime Cracker was produced for the BBC's biennial Red Nose Day charity telethon in aid of Comic Relief. A crossover with ITV stablemate crime drama Cracker, the spoof starred Mirren and Cracker lead Robbie Coltrane as their characters from the respective series, sending up the perceived ultra-seriousness of both shows.
Dead Ringers featured a parody with Queen Elizabeth II in the lead role (as a reaction to Helen Mirren's portrayal of her in The Queen).
Read more about this topic: Prime Suspect (UK TV Series)