He was interviewed extensively in the ABC documentary The Howard Years.
A three-part, six-hour ABC documentary will offer two new songs blending the voice of John Lennon with vocals by the other members of the group.
In 1967 he won a Peabody award as the supervising field producer of a four-hour ABC documentary, "Africa."
In 2002, Dunedoo appeared in an ABC documentary entitled "A Loo with a View".
The Australian ABC documentary La Frontera (2010) described social impact of the cartel in the region.
Other film soundtrack work has been done for various ABC documentaries as well as the short film "ray" by Tony Mahony.
"Koala Crunch Time" - an ABC documentary (2012)
In 2008, Grassman participated in an ABC 20/20 documentary about the case.
He was also the subject of an ABC documentary in their 20/20 television series.
Frank, Uncensored, ABC documentary by Philippa McDonald, 3 August 2010.