Possible Clues:

• Many lads fancy being a success with females
• Doctor Dylan's MA presented to Don Giovanni
• Casanova
• Youth is heartless? Yes, and worker is a flirtatious type! (4'1,3)
• Many lads acting like Casanova! (4'1,3)
• Slay damn evil wolf
• (Would-be) seducer of women
• Flirtatious type Gladys managed, to some extent
• Gladys loses head to Guy, who is courteous to women
• Casanova succeeded splitting couple?