Roshtalivik's son (Felix) was played by Hauke Bahr's real son.
Hauke (Roshtalivik) wasn't present for the office scene where David (Dr. Franz) takes his picture.
Jeremy Huff (Maddox) isn't British, he decided to use an accent during on-set rehearsal.
The script supervisor (Madison) hid inside the dumpsters during the alley scenes.
Beginning May 1, 2014, Roshtalivik took just under 2 years to write, film and edit.