Mark O'Connell
Writing| Gender | Male |
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.
Known for
UFO Witness
7.9
Self - UFO Historian
Jan 10, 2021
Self – Author, J. Allen Hynek Biography
Feb 13, 2023
UFO Witness
7.9
Self - UFO Historian
Jan 10, 2021
Self – Author, J. Allen Hynek Biography
Feb 13, 2023
Acting
Participated in 0 movies, 3 TV series
