How old was Jonathan Grupper in…

Sorted by Release Date

Jonathan Grupper was ? in Catching a Serial Killer: Sam Little as 'Co-Executive Producer'.

Movie Released: Sun, Apr 12 2020

Jonathan Grupper was ? in Solar Superstorms as 'Additional Writing'.

Movie Released: Fri, Feb 15 2013

Jonathan Grupper was ? in Nature Amazing Places Hawaii as 'Writer'.

Movie Released: Tue, Apr 20 2010

Jonathan Grupper was ? in Nova: Monster Of The Milky Way as 'Writer'.

Movie Released: Tue, Oct 31 2006

Jonathan Grupper was ? in The Louisiana Purchase as 'Director'.

Movie Released: Mon, Apr 28 2003

Sorted by Release Date
Ages in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages

Jonathan Grupper was ? in Wild Hawaii as 'Writer'.

TV Show Released: First Air Date
Wed, Aug 20 2014

Jonathan Grupper was ? in Really Wild Animals as 'Producer, Writer'.

TV Show Released: First Air Date
Wed, Mar 02 1994

Jonathan Grupper was ? in NOVA as 'Director, Writer'.

TV Show Released: First Air Date
Sun, Mar 03 1974