The Secret Life of Marilyn Monroe: Cast Rate: –☹️ Very Bad🙁 Bad😐 Average🙂 Good😃 Excellent🤩 Super! ★ Save Rating✔ Rating Saved! Notify me: –about new episodeabout new seasonabout end of season Subscribe✔ Subscription Saved! The Secret Life of Marilyn Monroe Drama 5/30/15 – 5/31/15 United States http://www.mylifetime.com/movies/the-secret-life-of-marilyn-monroe GeneralEpisodesTranslationsCastCharactersGallery Cast See full cast → Kelli Garner as Marilyn Monroe Susan Sarandon as Gladys Mortenson Emily Watson as Grace McKee Jeffrey Dean Morgan as Joe DiMaggio Embeth Davidtz as Natasha Lytess Jack Noseworthy as Alan DeShields Eva Amurri as Young Gladys Stephen Bogaert as Arthur Miller Giacomo Gianniotti as Jimmy Dougherty Peter MacNeill as Joseph M. Schenck Barry Flatman as Darryl F. Zanuck Matthew Bennett as Allan "Whitey" Snyder Tony Nardi as Johnny Hyde Tamara Hickey as Patricia Kennedy Lawford