S1, E4: When Gerry turns his bedroom into a Centre for Scientific Learning, the family realise how passionate he is about animals. Leslie falls in with a bad crowd and when he is accused of armed robbery Louisa resorts to desperate measures to help her son. Margo's head is turned by an attractive gardener at the Villa Mavrodaki and Captain Creech, the foul-mouthed seadog, returns. Has he really turned over a new leaf?