Emmy-winner and TV legend Dick Van Dyke stars along with his son Barry in Murder 101 from the Hallmark Channel as part of its Mystery Movie series. Dr. Jonathan Maxwell, a college professor and on-call criminologist, works with his former student and private investigator Mike Bryant to solve murders. Although sometimes forgetful, Dr. Maxwell excels at getting to the truth. Together, he and Mike make a formidable team, catching killers who elude the police.