Dear Martin review " darkly comic prison pen-pal drama lacks bite
Arcola theatre, LondonMadeleine Brettingham's play aims to unpick male friendships and send up criminal groupies, but it treats the subject of mental health too lightly to make it meaningful It starts off with marital infidelity after Dave discovers his wife has been writing love letters to a prisoner in a high-security hospital facility. Outraged, he writes to Martin himself and Martin writes back. So Dave and Marti…