▁Gul lip , ▁a ▁Daily ▁Sun ▁compos itor ▁who ▁wins ▁a ▁large ▁sum ▁at ▁the ▁racing . ▁He ▁collect s ▁three ▁ten - p ound ▁notes . ▁Unable ▁to ▁spend ▁them ▁at ▁the ▁bar , ▁he ▁ex changes ▁them ▁for ▁six ▁f ivers . ▁He ▁is ▁paid ▁with ▁counter fe it ▁notes . ▁Gul lip ▁then ▁tries ▁to ▁find ▁the ▁crim inals . ▁In ▁so ▁doing ▁he ▁goes ▁" under cover " ▁as ▁a ▁wait er ▁and ▁a ▁wrest ler . ▁Cl ues ▁suggest ▁the ▁villa in ▁is ▁Gul lip ' s ▁own ▁b oss . ▁ ▁Cast ▁ ▁George ▁Form by ▁ ▁as ▁George ▁Gul lip ▁ ▁Go og ie ▁With ers ▁as ▁Mary ▁Brown ▁ ▁G us ▁Mc N aught on ▁as ▁Bill ▁Pi ke ▁ ▁Gar ry ▁Marsh ▁as ▁A . G . ▁Br ady ▁ ▁C . ▁Den ier ▁Warren ▁as ▁Major ▁Hop kins ▁ ▁Beat rix ▁Field en - K aye ▁as ▁House keeper ▁▁▁ ▁J oss ▁Amb ler ▁as ▁Lord ▁Red hill ▁ ▁Ron ald ▁Sh iner ▁ ▁as ▁Bridge water ▁ ▁Mart ita ▁H unt ▁as ▁Madame ▁B erd i ▁▁▁ ▁Es ma ▁C annon ▁as ▁Ma id ▁▁ ▁Bas il ▁Rad ford ▁as ▁Gu est ▁▁▁ ▁Hal ▁Gordon ▁as ▁Bre wer y ▁T ruck ▁Driver ▁▁ ▁James ▁Knight ▁as ▁Bre wer y ▁For eman ▁ ▁Harry ▁Terry ▁as ▁Race ▁Card ▁S eller ▁▁ ▁Jack ▁V y v ian ▁as ▁Pol ic eman ▁Play ing ▁C ards ▁▁ ▁Els ie ▁W ag st aff ▁as ▁Mrs