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William O'Neil "Bill" Callahan was a writer, executive producer, and co-executive producer for Scrubs.

Bio

Bill was an Executive Producer/writer on Scrubs. He has been with the show since Season 4 as Co-Executive Producer, and, since Season 6 as an Executive Producer. Callahan has worked with show creator Bill Lawrence on Spin City, another of Lawrence's creations, as co-producer/producer/supervising producer. He also was a writer on 8 Simple Rules and a producer/writer on Oliver Beene. He is the first cousin of John C. McGinley.

The character Billy Callahan (portrayed by Colin Farrell) was named after Bill. ("My Lucky Charm")

Episodes Written


CREW

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