Laetitia Casta’s Weight Loss Regimen Her body routine keeps this 5 foot 6 model/ actress looking amazing. Laetitia has never been too skinny. She also has a feminine figure, and is always fit. Check out her body slimming secrets below. Laetitia Casta’s Diet Laetitia Casta uses portion control as her diet method. Laetitia Casta’s Exercise Laetitia enjoys walking and swimming for exercise. Tweet This Post