Programmer Stuart Langridge joins Mark at the Brum Radio studio to play episode 1 of the Zombies on a Spaceship arc.
Consult and "Internet's den mother" Jess Rose plays part two, in the Brum Radio studio.
University student Poppie plays part three, in the Brum Radio studio.
Writer Tom Lennon joins Mark at his home studio to play part four of Zombies on a Spaceship.
Brum Radio presenter Blake plays part five, from Mark's home studio.
Friend and former Rhubarb Radio stablemate Jamie joins Mark at his home studio to play part six.
Writer and Brum Radio presenter Philip plays part seven, from Marks' home studio.
Friend and co-host of Mark's Distraction Engine podcast, Matt Smith, joins Mark to play chapter eight via Skype.
Geeky Brummie creator and Brum RAdio co-host Ryan joins Mark at his home studio to play chapter nine of Zombies on a Spaceship.
The founder of Birmingham-based ukulele group Moselele joins Mark at home to play chapter ten.
Comedian Rob Kemp plays chapter eleven, from Mark's home studio.
Brum Radio producer Paul Hadsley plays the final chapter, live from the Brum Radio studio.