The Unguarded Hour is a 1935 play by Bernard Merivale, inspired by a Hungarian work by Ladislas Fodor. It ran for 140 performances in the West End between 31 July and 30 November 1935, originally at Daly's Theatre before transferring first to the Phoenix Theatre and then to the Playhouse. The cast included Godfrey Tearle and Malcolm Keen. In 1939 it was staged at the Pasadena Playhouse. Source: Wikipedia (en)