He has also directed the films Arachnophobia (1990), Alive (1993), Congo (1995), Eight Below (2006), and the documentaries The Bee Gees: How Can You Mend a Broken Heart (2020), Jazz Fest: A New Orleans Story (2022) and The Beach Boys (2024).

Marshall has produced various successful film franchises, including Indiana Jones, Back to the Future, Bourne and Jurassic World, and has received five nominations for the Academy Award for Best Picture.

Following graduation from UCLA, Marshall spent the next two years working in Aspen and Marina del Rey, as a waiter/guitar player at "The Randy Tar," a steak and lobster restaurant.

As a producer, Marshall has received five Oscar nominations for Best Picture for The Curious Case of Benjamin Button (2008), Seabiscuit (2003), The Sixth Sense (1999), The Color Purple (1985), and Raiders of the Lost Ark (1981).

[9] Marshall stated that the documentary, broadcast in 2012, sought to capture not only Koss' sporting career and the ideals behind his nonprofit organization, but also his "drive and how it has changed the world.

"[9] From 1991 to 2012, The Kennedy/Marshall Company produced many films, including The Sixth Sense, Signs, Seabiscuit, The Curious Case of Benjamin Button, War Horse, Lincoln, Sully, the Bourne series and the feature documentary The Armstrong Lie (2013).

Those include the summer blockbuster series Jurassic World, Orson Welles's final film, The Other Side of the Wind, and the Emmy Award-nominated documentaries Sinatra: All or Nothing at All, Laurel Canyon, and McCartney 3,2,1.

In 2020, he directed the Hélder Guimarães virtual magic shows The Present and The Future for the Geffen Stayhouse, both which had sold-out runs and The Bee Gees: How Can You Mend a Broken Heart, which was nominated for six Emmys.

In 2024, Marshall directed The Hope Theory at Geffen Playhouse with Helder Guimarães, The Beach Boys documentary for Disney+ and produced Twisters for Universal Pictures.