No, Cilantro is very fragrant and used as a primary spice element in dishes. Bay leaves on the other hand have a more subtle flavor and two or three leaves are added to soups and stews.
Whole bay leaves are used for flavouring dishes but are removed before serving. This is done because the leaves are slightly toxic although you would need to eat a large quantity before you felt any...
There are many plants toxic to cats. Below is just a few sites that list toxic plants. http://www.aspca.org/pet-care/poison-control/plants/plant-list-cats.html...