Possible Clues:

• Roc, Madam, may become a herb
• Drama different in approach lacking energy and spice
• Oriental spice; a mad corm (anagram)
• It's pungent, mother, inside vehicle (old 1000)
• Aromatic seeds used as a spice and medicinally
• Drama changed into half comedy for produce some spice
• Check someone's parent to make sure she's of drinking age?
• Spice: feature of Christmas morning, second to be consumed
• Spice mother concealed in cannon
• Herb is eccentric character, a bit mad at first