What's the difference between lead role and leading role?

English as a Second Language English Vocabulary, Grammar and Idioms
1

What’s the difference between lead role and leading role?

2

Hi,

‘Role’ used in its theatricak sense refers to the part played by an actor. ‘A leading role’ is a major/principal part in a play. ‘Role’ of course is used frequently also in a general sense as in: The President played a principal role in bringing the war to and end,

Alan