Possible Clues:

• One of two bachelors leaving cake for dance
• After game, doctor takes a number of steps
• After the game, doctor goes to a dance
• Dance music sounds colourful on river
• For the dance, get a little in up 14 across
• What needs right metre in Cuba, out of the clubs?
• Game doctor going to a dance
• Relative of the beguine
• Game doctor observed before a dance
• Dance that is sweet when the last part's repeated