Possible Clues:

• Occupation that single male graduate needed to be vacant
• About to call up - ring - versatile performer
• Person refusing help in organising ban on named cast
• Sole trader
• Multitalented musician
• Versatile player is said to be the very person suspended
• Call number up: to ring helpless player?
• Versatile player daft men abandon
• Working daughter about to secure reputation, setting up solo enterprise
• Call number up, ring versatile musician