51 IFLY is a mockumentary that deals with the search for extraterrestrial life. A french documentary crew encounters an extraterrestrial being and decides to help him find a way home. It follows the crew investigating and interviewing various scientists and part speaks of the current state of the search for extraterrestrial life. It features interviews from members of the SETI ( Frank Drake, Jill Tarter, Seth Shostak,Franck Marchis, Bill Diamond,David Grinspoon) Richard Doty(Special Agent) , Preston Dennett (Ufologist) , Jean-François Clervoy (Astronaut), Michel Mayor (Astrophysicist) ,Claudio Maccone (Astronomer), Elinor Gates (Astronomer) .
| Actor | Role |
|---|---|
| FFlorent TixierSelf | Self |
| CChristopher GuyotSelf | Self |
| CChristophe RiolMathias Riol | Mathias Riol |
| JJune McGraneKate Lintonen | Kate Lintonen |
 Margeaux LampleyJournalist | Journalist |
| KKesler LovelaceJournalist | Journalist |
| MMartin LewisJournalist | Journalist |
| DDebra LewisJournalist | Journalist |
| KKarl PetersReceptionist | Receptionist |
 Ike CatcherBodybuilder | Bodybuilder |
| AAce DiegoBodybuilder | Bodybuilder |
 Jean-François ClervoySpeaker | Speaker |
| CClaudio MacconeSpeaker | Speaker |
| JJill TarterSpeaker | Speaker |
| PPreston DennettSpeaker | Speaker |
| FFrank DrakeSpeaker | Speaker |
 Jan HarzanSpeaker | Speaker |
| BBill DiamondSpeaker | Speaker |
| FFrances WestallSpeaker | Speaker |
| JJon RichardsSpeaker | Speaker |
 Seth ShostakSpeaker | Speaker |
 Michel MayorSpeaker | Speaker |
| EElinor GatesSpeaker | Speaker |
| GGuillaume HebrardSpeaker | Speaker |
| FFranck MarchisSpeaker | Speaker |
 Richard DotySpeaker | Speaker |
| MMichel VisoSpeaker | Speaker |
 David GrinspoonSpeaker | Speaker |