Bill Callahan is a writer/producer for such shows as Spin City, 8 Simple Rules, Oliver Beene, Scrubs and Psych.
Callahan was an executive producer/writer on Scrubs,[1] which entered its ninth season on December 1, 2009.
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.
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