Comic book writer Grant Morrison in the tag talk show, where the guest is next week's interviewer. From January 2014.

Comedian Frankie Boyle continues the chain talking to comic book legend Grant Morrison.

They're talking Batman, where ideas come from and the future of humanity.

Chain Reaction is the long-running host-less chat show where last week's interviewee becomes this week's interviewer.

Producer: Carl Cooper

First broadcast on BBC Radio 4 in January 2014.