Portrait of Mark O'Connell

Mark O'Connell

Bio: 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
Born: Unknown birthdate.
Mark O'Connell is ?
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Ages in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages
Poster of UFO Witness
UFO Witness
Mark O'Connell was ? in UFO Witness as 'Co-Executive Producer'.
TV Show Released: First Air Date
Sun, Jan 10 2021
Poster of Star Trek: Deep Space Nine
Star Trek: Deep Space Nine
Mark O'Connell was ? in Star Trek: Deep Space Nine as 'Story, Teleplay, Writer'.
TV Show Released: First Air Date
Sun, Jan 03 1993