15ac Oscar-winning British actor and dramatist remembered for his portrayal of Hercule Poirot in six films throughout the 1970's-80s _ _T_N_V
18ac A type of inflatable mattress, often used as a pool or beach toy _ _L_
1dn Political concept advocating change in small steps rather than revolution, rebellion or uprising G_ _ _ _ _ _ _S_
39dn A pineapple-shaped baratol-filled hand grenade, developed by an English golf club designer in 1915 M_L_S BOMB