Profil Görüntüleri
| Ayrıca şöyle bilinir | John Sifanich John Stefanich John R. Stifanich Jon R. Stifanich John R. Stikanch |
Oy
Diğer Roller
| 2024 | Monster Summer - Special Effects Coordinator |
| 2022 | Last Seen Alive - Pyrotechnician |
| 2011 | Bakıcı - Special Effects Coordinator |
| 2010 | Ajan Salt - Pyrotechnician |
| 2008 | Hayallerin Peşinde - Special Effects Coordinator |
| 2008 | Hayalet Şehir - Special Effects Technician |
| 2008 | Zafer ve Gurur - Special Effects Coordinator |
| 2008 | Burada Olan Burada Kalır - Special Effects Coordinator |
| 2007 | Şeytan Duymadan Önce - Special Effects |
| 2006 | Annapolis - Special Effects Coordinator |
| 2001 | Storytelling - Special Effects |
| 1999 | Hayalet Köpek: Samurayın Yolu - Special Effects Assistant |
| 1996 | If Lucy Fell - Special Effects Coordinator |
| 1994 | Little Odessa - Special Effects |
| 1992 | In Till You Die - Special Effects |
Duvar