Mark Sanderson is an accomplished screenwriter based in Los Angeles. He has been writing over two-dozen screenplays ranging from comedy to drama like "The Amazing Onionheads", “I’ll Remember April”, “Deck the Halls" plus action-thrillers “USS Poseidon: Phantom Below” and “Silent Venom". Mark has been working with great Hollywood veterans such as George Mendeluk, Paul Colichman, Mark R. Harris, Brian Trenchard-Smith, Seymour Cassel, Pat Morita and Mark Harmon.

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