Gregory lives at home with his Dad. When an alarming condition leaves him incapacitated he takes advice from a series of therapists via the internet: a lifecoach, a GP, a healer and a dating expert.

Mr Rainbow fuses elements of drama with real voices and is inspired by The Metamorphosis by Franz Kafka. Part of Radio 3's series "In the Shadow of Kafka" exploring the enduring power of the writer's work.

Tom Bennett plays Gregory and the Spaceman.

It also features the voices of Tom Kenyon, Margaret Paul, Joan Herrmann, Kezia Noble, Terry Elston and Chazz Ellis.

Written by Sebastian Baczkiewicz
Produced and directed by Joby Waldman
Executive producer, Polly Thomas
Sound design by Chris O'Shaughnessy
A Somethin Else production for BBC Radio 3

This is part of the series "In the Shadow of Kafka", a week of Kafka-related programmes on Radio 3 from 10th-16th May 2015.

It includes:
Sunday Feature, Prophet of Prague, Sun 10th May 1845
Drama on 3, The Process, Mark Ravenhill's adaptation of The Trial, Sun 10th May 2200
The Essay, Encounters with Kafka by five contemporary writers, Mon-Fri 2245
Jazz on 3: A session from British quartet Blue Eyed Hawk inspired by Kafka's short stories. Mon 11th May 2300. Show less