- Clare Aldington
- assistant production coordinator
- Eva Badacsonyi
- floor runner
- Katalin Baranyi
- interpreter (as Kati Baranyi)
- Gabriella Bathó
- production assistant
- Mark Beaumont
- production accountant
- Agnes Bodzay
- stand-in
- Ãgota Csuka
- assistant production coordinator
- Matt Curtis
- title designer: AP Design
- Pete Daly
- unit publicist
- Sean Desmond
- security
- David Devine
- safety consultant
- Béla Dévényi
- caterer (as Bela Koko Devenyl)
- Geraldine East
- production legal
- Trisha Faulkner
- nurse (as Tricia Faulkner)
- Sandor Fekete
- production legal (as Dr. Sandor Fekete)
- Tibora Girczyc
- floor runner trainee
- Zsófi Gonda
- floor runner (as Zsófia Gonda)
- Rhys Griffin
- stand-in
- Christine Healy
- production coordinator
- Chris Livett
- marine consultant
- Garry Marriott
- nurse (as Gary Marriott)
- George Marshall
- post-production accountant
- Nessa McGill
- production legal
- John Molnar
- laboratory representative: Kodak Cinelabs (as John Molnár)
- Emily Montgomery
- stand-in
- Jason Mousalli
- stand-in
- Lajos Nagy
- assistant production accountant
- Ãgnes Nagy
- cashier (as Agnes Nagy)
- Zsolt Pereházi
- security (as Zsolt Perehazi)
- Frank Polyak
- stand-in (as Ferenc Polyak)
- Anne-Marie Speed
- dialogue coach (as Anne Marie Speed)
- Luke Stevenson
- production assistant
- Richard Szabó
- security (as Richard Szabo)
- Zoltán Szalay
- interpreter (as Zoltán Szalai)
- Anna Szigeti
- production legal: Hungary
- Beatrix Szombati
- production coordinator
- András Szurdi
- stand-in
- Danielle Tate
- floor runner
- Dániel Tóth
- office assistant
- Judit Velinsky
- laboratory representative: Kodak Cinelabs (as Judith Velinszky)
- Sarah-Jane Wilson
- assistant production accountant (as Sarah Wilson)
- Paula Jack
- dialect coach: Seth Green (uncredited)
- Balázs Kovács
- extras coordinator (uncredited)
- Jamie Voss
- production assistant (uncredited)