Frank is an eccentric musician who refuses to be seen without the giant paper mache cartoon head he wears. As he embarks on a pursuit of fame and fortune, he enlists an aspiring artist named Jon to join his band Soronprfbs. Joined by Frank's short-tempered theremin player Clara and his manager Don, the band move to Ireland where they set out to record their debut album. Jon goes about getting the band's videos all over the internet, in a bid to land the most serious gig of their lives: South by Southwest Festival in Austin, Texas. But tension starts to arise as Frank's relentlessly mysterious persona gets increasingly more annoying, and he himself appears to be starting to lose his own head.
Continue: Frank Trailer
The film is almost half an hour longer than 'The Force Awakens'.
The actress will no doubt be returning for the long-running FX series.
The film is expected to continue without Mendes' involvement.