Misc: What talking doll introduced in 1960, said “I’m Hungry”, and Will you play with me?

Questions

what was the name of the ranch in the tv series 'bonanza'?

who played the mutating fly in the film 'the fly'?

whose legs were shown in place of julia roberts' legs in 'pretty woman'?

who played the stepmother in 'my stepmother is an alien'?

who played the inventor in 'honey, i shrunk the kids'?