 | Daniel Brühl als Alexander 'Alex' Kerner |
 | Katrin Sass als Christiane Kerner |
 | Chulpan Khamatova als Lara |
 | Maria Simon als Ariane Kerner |
 | Florian Lukas als Denis |
 | Alexander Beyer als Rainer |
 | Burghart Klaußner als Robert Kerner |
 | Michael Gwisdek als Klapprath |
 | Christine Schorn als Ms. Schäfer |
 | Jürgen Holtz als Mr. Ganske |
 | Jochen Stern als Mr. Mehlert |
 | Stefan Walz als Taxi Driver / Sigmund Jähn |
 | Eberhard Kirchberg als Dr. Wagner |
 | Hans-Uwe Bauer als Dr. Mewes |
 | Jürgen Vogel als Das Küken |
| Elke Werner als Saleslady |
 | Peter Kurth als X-TV Boss |
 | Martin Brambach |
 | Michael Gerber |
 | Ernst-Georg Schwill |
 | Marc Bischoff |
 | Arndt Schwering-Sohnrey |
| Mennan Yapo |
 | Fritz Roth |
 | Armin Dillenberger |
| Svea Timander |
| Hanna Schwamborn |
| Peter R. Adam | Editor |
| Stefan Arndt | Producer |
| Dirk Jacob | Sound Designer |
| Andreas Schreitmüller | Producer |
| Simone Bär | Casting |
| Yann Tiersen | Original Music Composer |
| Wolfgang Becker | Screenplay |
| Wolfgang Becker | Director |
| Bernd Lichtenberg | Screenplay |
| Katja De Bock | Producer |
| Manuela Stehr | Producer |
| Marcos Kantis | Line Producer |
| Martin Kukula | Director of Photography |
| Lothar Holler | Production Design |
| Christian Schaefer | Set Designer |
| Jörg Widmer | Steadicam Operator |
| Andro Steinborn | Music Supervisor |
| Hendrik Handloegten | Screenplay |
| Achim von Borries | Screenplay |
| Heike Merker | Makeup Artist |
| Kuen-Il Song | Sound Effects Editor |
| Lars Ginzel | Sound Effects Editor |
| Chris Silber | Screenplay |
| Ralph Kaechele | Second Unit Director of Photography |
| Birgit Gudjonsdottir | Second Unit Director of Photography |
| Klemens Becker | Steadicam Operator |
| Helmut Prein | Gaffer |
| Björn Rehbein | Hairstylist |
| Jörn Poetzl | Foley |
| Birger Laube | Makeup Artist |
| Matthias Klemme | Art Direction |
| Aenne Plaumann | Costume Design |
| Sandra Scheucher | Script Supervisor |
| Michael Konstabel | Researcher |
| Christine Seehofer | Assistant Costume Designer |
| Tommy Schulz | Gaffer |
| Conny Klein | Still Photographer |
| Dirk Plamböck | Still Photographer |
| Sven Asamoa | Special Effects |
| Thorsten Thiesse | Special Effects |
| Kai-Uwe Koch | ADR & Dubbing |
| Lena Lazzarotto | Makeup Artist |
