21 year old Natasha Clarke, 34 year old Kate Williams, 22 year old Leigh Yeo and 48 year old Ragnar Dunn, all from Exeter, are also accused of robbery.
It follows an alleged incident on March 12th when a 25 year old was found badly injured in Stoke Hill.
Today's session is a preliminary hearing where a trial date is expected to be set.
Murder investigation underway in Exmouth
Two men arrested on suspicion of murder
Cash surplus but long battle ahead for Dartmoor National Park Authority
Reserves are "healthy"
Cash reward for improving hospital waiting times
Derriford hospital awarded £4 million
Dartmoor residents could wait years for better broadband
Gigabit contract covers 500,000 premises
Plymouth police tackle anti-social behaviour
Tackling issues that matter to the community
