David, Prince and Michael go out to a bar with the intention of finding some girls to have sexual intercourse with. They meet Tina, Whitney and Cindy in a local nightclub. Prince tells Cindy that he is a famous television personality Prince Jones, whom Cindy has always liked. He tells her he would like to start a relationship with her, and he will take her to the TV studios to meet other celebrities. None of this is true. After a couple of hours, the women invite the men back to their apartment for a cup of coffee.
Prince and Cindy go into her room and have sexual intercourse.
David and Whitney start kissing on the couch whilst Michael and Tina are making coffee and toast in the kitchen. Whilst Whitney was not looking David slipped a sedative into her coffee, she became very drowsy and David carried her into the bedroom where he had sex with her.
Tina walked into the living room saw the packet of pills on the table and guessed what was happening. She told Michael to get out of the apartment. Michael pulled out a knife, and Tina became extremely nervous and agreed to have sex with Michael.
After the men had left the Police were called. David and Michael said they honestly believed the girls had consented to sex. Cindy discovers that she has contracted Gonorrhoea, a sexually transmitted disease.
Critically analyse the criminal liabilities of David, Michael, and Prince. Support your answer with reference to relevant legal authority.