 Each week featured a "Special Guest Star" who is killed off in the  opening credits. Lorne Greene (qv) and William Conrad (I) (qv)  are knifed and tossed out of cars; Georg Stanford Brown (qv) has a  safe dropped on him; Florence Henderson (I) (qv) is shot during a  musical number; Robert Goulet (qv) is executed by a firing squad;  and William Shatner (qv) avoids a burst of machine