Misc: What lasted from April 3, 1860 to October 24, 1861?

Questions

which english actress was most famous for her role in wilde's the importance of being earnest?

which charles dickens novel was brought to the screen by david lean?

in which 1974 disaster movie did fireman steve mcqueen need a long ladder?

which television island gave well-heeled guests the chance to live out their dreams in the 1970's?

who was the actor who played bobby ewing in dallas?