Ashton Kutcher gets $700,000-per-episode in Two and a Half Men

In May 2011, Kutcher was announced as Charlie Sheen's replacement on the series Two and a Half Men. Kutcher's contract was for one year and was believed to be worth nearly $20 million. His debut as the character Walden Schmidt, entitled "Nice to Meet You, Walden Schmidt", was seen by 28.7 million people on September 19, 2011. The Nielsen ratings company reported that figure was more than any episode in the show's first eight seasons, when Sheen starred in it.

Source