The Goon Show hits the big screen. Professor Pure Heart absent-mindedly loses the top secret formula in Harry Jones' Grocery Shop. "Bats of the Yard", as Harry calls himself, finds it and attempts to return it to the Professor.
| Actor | Role |
|---|---|
 Peter SellersMajor Bloodnok | Major Bloodnok |
 Spike MilliganPvt. Eccles | Pvt. Eccles |
 Harry SecombeHarry Jones | Harry Jones |
 Michael BentineProf. Osrick Pureheart | Prof. Osrick Pureheart |
| CCarole CarrCarole Gayley | Carole Gayley |
| CClifford StantonNot listed | Not listed |
| RRobert CawdronSergeant Bullshine | Sergeant Bullshine |
| AAndrew TimothyNot listed | Not listed |
 Graham StarkSpider | Spider |
| RRuss AllenNot listed | Not listed |
| EElizabeth KearnsGirl in Shop | Girl in Shop |
 Miriam KarlinWoman in Shop | Woman in Shop |
 Sidney VivianLandlord | Landlord |
 Howell EvansNot listed | Not listed |
 Eunice GaysonOfficer's Wife | Officer's Wife |