The success of Midsomer Murders has been based on its consistently high ratings, running for 25 Seasons. Each of the four episodes per season is quite long and contains several strange and surprising crimes being investigated by Midsomer County detectives. Its third episode, Death Strikes Three, premiered on December 22 of the current season.Ironically, as each episode has been witness to, the detectives from the Causton Police Department have been charged with working in cooperation with their peers in solving homicide cases that take place within Midsomer County. The various individuals who are involved as potential suspects or witnesses may actually reside in the Midsomer area or may be travelling to/from the area from other jurisdictions.Main cast and returning characters in Midsomer Murders Season 25 Episode 3Midsomer Murders episodes revolve around the detective duo, along with other key figures assisting them. In season 25 episode 3, Detective Chief Inspector John Barnaby is again leading the detective investigation alongside Detective Sergeant Jamie Winter.Neil Dudgeon continues to play Detective Chief Inspector John Barnaby, who has been the leading detective in numerous seasons and has always brought calmness and logical perspective to each of the many mysteries presented. He took over the role from the original star of the series and remains the main character of the series.Nick Hendrix plays Detective Sergeant Jamie Winter, who is assisting Barnaby and often provides some observations during interviews and crime scene investigative processes. Together, they follow clues provided by the victims' family members and connect them with the community.Also part of the team is Dr Fleur Perkins, played by Annette Badland, the forensic pathologist located in Midsomer. Dr Perkins assists with all of the body's examination. Her blunt and dry sense of humour has been a signature element in Midsomer Murders, and she has remained with the show from earlier seasons. View this post on Instagram Instagram PostAnother returning face is Fiona Dolman, who appears as Sarah Barnaby. She is DCI Barnaby's wife and often becomes involved in local events that connect back to the investigations. Her presence adds a personal human side to the mystery.Guest stars and episode-specific charactersSupporting cast members have appeared in various forms of guest star roles and have portrayed characters specifically tailored for an episode of Midsomer Murders. In Season 25 Episode 3: Death Strikes Three, guest actors have played various supporting roles that are all part of the storyline, which revolves around the celebration of an engagement and the events that occurred following it.These actors, along with their respective roles, provide Barnaby and Winter the basis upon which they will attempt to piece together the mystery surrounding this case. Therefore, these characters play a significant part in providing clues and leads throughout the investigation.The visitors at the Godley Manor venue include members of the host family and some of their contemporaneously residing friends, who were also witnesses to the shocking slaying. The murder occurred via an attack using a cuckoo clock, so there are several potential suspect characters with unique backgrounds and probable motives. The focus of this section of the episode will be the ensemble of actors portraying various members of the neighbourhood and social groups that will constitute Barnaby and Winter's investigation. View this post on Instagram Instagram PostIn Midsomer Murders episodes, guest actors often play villagers, relatives, workers, or neighbours. These roles are usually specific to the mystery being told, and they appear only in the episode's story.