Before Unprecedented Holder describes himself as a previously “pretty unknown quantity”, but he was a producer on the 2016 Tribeca film Keep Quiet.
It is a 2016 documentary about an anti-Semitic politician (Csanád Szegedi, a co-founder of the far-right Hungarian political party Jobbik) who finds out he’s Jewish.
[3][1] Alex spent two years working on a documentary film about Donald Trump’s 2020 re-election campaign and the aftermath.
[3] Holder was subpoenaed by the Jan 6 Committee to hand over raw footage he possessed from filming Unprecedented,[5] in the final months of 2020 and early 2021.
[9] Some of "the most intriguing material associated with Unprecedented" didn’t make it into the film, however it was included in the Jan 6. committee’s request for footage.