Daniele Sebastian Wiedenhaupt is an American screenwriter and producer best known for his work on the films Alpha (2018) and Open Grave (2013). Born in Buffalo, New York, he earned a degree in Philosophy from the University of Chicago before relocating to Los Angeles to pursue a career in the film industry. ​

Wiedenhaupt began his professional journey in 2010 as an executive assistant in Atlas Entertainment's independent film division, working under William Green, the head of Atlas Independent. During his tenure, he was involved in developing and overseeing various projects, including serving as an associate producer for the thriller "Open Grave," released by Tribeca Film. His role also encompassed on-location work for several independent films and over fifty commercials and music videos worldwide, collaborating with acclaimed directors such as Paul Hunter and Melina Matsoukas. ​

In June 2012, Wiedenhaupt was promoted to Creative Executive at Atlas Entertainment, where he contributed to a diverse array of films, ranging from high-budget blockbusters to grittier genre films under the Atlas Independent banner. Transitioning to screenwriting, he has penned multiple studio feature films, including "Reviver" for Legendary Entertainment, "Who Am I" for Warner Brothers, and an adaptation of Isaac Asimov's novel "The End of Eternity" for Silver Pictures. ​The Writing Studio+2Stage 32+2Stage 32+2The Writing Studio

Wiedenhaupt's most notable screenwriting credit is for "Alpha," an epic adventure set during the last Ice Age, directed by Albert Hughes. The film explores the origins of the human-canine bond, depicting a young man who befriends a lone wolf. ​El Cinema+4The Writing Studio+4HD Filmler+4

Currently based in Los Angeles, Wiedenhaupt continues to develop and write screenplays. He is represented by WME and Lit Entertainment Group