There's a wide range of geek movie news in our latest geek movie news roundup.

A-list comic writer Brian K. Vaughan has been signed to write the screenplay for Legendary’s live-action adaptation of Gundam, according to Deadline.  Vaughan will also exec produce.  The co-production with Sunrise was announced last summer (see "Live-Action ‘Gundam’"); this is the first creative news.

Warner Bros. unit New Line will develop a Hello Kitty feature film with property owner Sanrio and FlynnPictureCo, which has a long-term deal with New Line.  Other characters in the deal include Gudetama, My Melody, and Little Twin Stars.  FlynnPictureCo had been seeking the rights for nearly five years, according to the announcement.  No word on whether the feature will be animated or live-action.

Idris Elba will take over as Deadshot in the new Suicide Squad movie directed by James Gunn according to Variety.  Although Will Smith dropped out due to scheduling concerns before Elba was brought in, it’s not clear to what degree the new cast will mirror the first film’s (see "James Gunn May Direct ‘The Suicide Squad’").

Warner Bros. Entertainment head Kevin Tsujihara is under investigation by WarnerMedia after a report by The Hollywood Reporter described a sexual relationship between Tsujihara and actress Charlotte Kirk that reportedly involved efforts by Tsujihara to obtain roles for Kirk.  The company previously investigated the relationship in 2017 and found no improper conduct by Tsujihara, according to Variety.  Tsujihara has increased responsibilities as a result of the ongoing reorganization of WarnerMedia under new owner AT&T (see "WarnerMedia Restructuring.")  He added Cartoon Network, other cable channels including Turner Classic Movies, all animation production, and consumer products for all WarnerMedia brands.  Warner Bros. Global Brands and Experiences President Pam Lifford, who reports to Tsujihara, is responsible for DC Entertainment and Warner Bros. Consumer Products, among other areas of responsibility.

Tyrese Gibson has joined the cast of Sony’s Morbius film, along with Jared Leto as Morbius, Matt Smith (see "’Morbius’ Casting"), Adria Arjona, and Jared Harris, according to The Hollywood Reporter.

The voice cast for the animated Scooby-Doo feature is taking shape, with Tracy Jordan, Will Forte, and Gina Rodriguez joining Frank Welker, who will voice Scooby, according to The Hollywood Reporter, Chris Columbus is creative producer and Tony Cervone will direct the film, which is due out in Q1 2020 (see "’Scooby’ News").