Definition of checksum. : a sum derived from the bits of a segment of computer data that is calculated before and after transmission or storage to assure that the data is free from errors or tampering.
The production of season 4 is scheduled to start June 20, 2016, thus we wonât see anything from the new season this year. The Ray Donovan project was awarded by a great name from the Showtime president, who called their top show as the channelâs signature series.
Showtime's summer series, Ray Donovan, was able to hold its own in a race with fellow pay cable HBO's The Leftovers.. The show picked up in the ratings midway through its second season, and the finale garnered the show's largest audience to date. Facebook/ Ray Donovan on ShowtimeThe cast of Ray Donovan.