Misc: Hodophobia is the fear of?

Questions

Which Carthaginian general defeatd the romans after an epic mountain march?

What song by Dire Straits Mark Knopfler was inspires by seeing a second rate jazz band in a pub at Greenwich?

What does iron become if a little carbon is added?

Which book written by Edith Holden became a best seller recently, well after her death?

Who becam an actor after being dismissed by Marks and Spencer training scheme because of his outrageous clothes?