- Jon Voight
- Bill Biscane/Kane, Executive Producer
- Scott Baio
- Stan Bobbins
- Vanessa Angel
- Jean Bobbins
- Peter Wingfield
- Crowe
- Justin Chatwin
- Zack
- Skyler Shaye
- Kylie
- Gerry Fitzgerald
- Kahuna
- Leo Fitzgerald
- Kahuna
- Myles Fitzgerald
- Kahuna
- Max Iles
- Archie
- Michael Iles
- Archie
- Jared Scheideman
- Finkleman
- Jordan Scheideman
- Finkleman
- Maia Bastidas
- Rosita
- Keana Lyn
- Rosita
- Joshua Lockhart
- Alex
- Maxwell Lockhart
- Alex
- Anastasia Trovato
- Tascha
- Shaun Sipos
- Brandon
- Devin Douglas Drewitz
- Peter
- Jessica Amlee
- Little Greta
- Thomas Kretschmann
- Roscoe
- Alfonso Quijada
- Muggles
- Shawn Macdonald
- Hologram Guard
- Jy Hariss
- Hologram Soda Jerk
- Garry Chalk
- Police Captain
- Alexander Kalugin
- Petrov (as Alexander Kalugin)
- Barry Greene
- Kahuna's Father
- Reece Thompson
- Kid
- Connor Christopher Levins
- Baby Kahuna (as Connor Christopher)
- Gus Lynch
- Mr. K
- Jake D. Smith
- Baby Biscane (as Jake Smith)
- David Kaye
- Kahuna
- Sterling McKay
- Boy
- Andrew Francis
- Ken (Age 16)
- Danny McKinnon
- Archie
- Nancy J. Lilley
- Greta (as Nancy Lilley)
- Dagmar Midcap
- Reporter
- Bobby Stewart
- Police Sergeant (as Bobby L. Stewart)
- Stefanie von Pfetten
- Jennifer Kraft
- Lara Milliken
- Kid
- Rebecca Robbins
- Siska
- Bob Clark
- Director
- Steven Paul
- Producer, Writer
- Gregory Poppen
- Screenwriter
- Eric M. Breiman
- Line Producer
- Jan Fantl
- Co-Producer
- Reinhild Gräber
- Supervising Producer
- Frank Hübner
- Executive Producer
- David Marlow
- Co-Producer
- Rosanne Milliken
- Line Producer
- Hank Paul
- Executive Producer
- Jon Voight
- Bill Biscane/Kane, Executive Producer
- Geoff Levin
- Original Music
- Misha Segal
- Original Music
- Paul Zaza
- Original Music
- Helmut Zerlett
- Original Music
- Maher Maleh
- Cinematographer
- Stan Cole
- Film Editing
