Bill Callahan (TV producer)

Bill Callahan is a writer/producer for such shows as "Spin City", "8 Simple Rules", "Oliver Beene", "Scrubs" and "Psych".
Career.
Callahan was an executive producer/writer on "Scrubs", which entered its ninth season on December 1, 2009. He joined the show in its fourth season as co-executive producer, and was an executive producer for the sixth season, and the first six episodes of the seventh season. "Scrubs" is created by Bill Lawrence, who co-created "Spin City", which Callahan also worked on, as co-producer/producer/supervising producer. He also was a writer on "8 Simple Rules" and "Psych", and a producer/writer on "Oliver Beene". He is the first cousin of John C. McGinley with whom he worked on "Scrubs".