Good Sam” and Pete Holmes’ “How We Roll” have been canceled after just one season each at CBS, Variety has learned.“Good Sam” was a medical drama that follows Dr. Sam Griffith (Bush), a gifted heart surgeon who excels in her new leadership role as chief of surgery after her renowned boss falls into a coma. When her former boss wakes up months later demanding to resume his duties, Sam is tasked with supervising this egotistical expert with a scalpel who never acknowledged her stellar talent.