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Mark O'Connell

Biography

Mark Eugene O'Connell, formerly known as Mark Gehred-O'Connell, is an American screenwriter and author, best known for his work on the TV series 'Star Trek: Deep Space Nine' and his biography of astronomer and ufologist J. Allen Hynek.

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Action Action & Adventure Adventure Animation Comedy Crime Documentary Drama Family Fantasy History Horror Kids Music Mystery News Reality Romance Sci-Fi & Fantasy Science Fiction Soap Talk Thriller War War & Politics Western

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Star Trek: Deep Space Nine

🎬 Star Trek: Deep Space Nine

Star Trek: Deep Space Nine

as Story

UFO Witness

🎬 UFO Witness

UFO Witness

as Co-Executive Producer

UFOs: Investigating the Unknown

🎬 UFOs: Investigating the Unknown

UFOs: Investigating the Unknown

as Self - Author, J. Allen Hynek Biography

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Mark O'Connell