9 ▁episodes ) ▁ 2 4 ▁" E ight ▁K inds ▁of ▁Mur der " ▁( 5 / 1 2 ▁– ▁ 6 / 3 0 ▁ 1 9 4 1 , ▁ 8 ▁episodes ) ▁ ▁Third ▁Season ▁▁ 2 5 ▁" The ▁Mon ster ▁in ▁the ▁M ansion " ▁( 1 0 / 6 ▁– ▁ 1 1 / 2 4 ▁ 1 9 4 1 , ▁ 8 ▁episodes ) ▁ 2 6 ▁" Secret ▁Pass age ▁to ▁Death " ▁( 1 2 / 1 / 1 9 4 1 ▁– ▁ 0 2 / 0 2 / 1 9 4 2 , ▁ 1 0 ▁episodes ) ▁ 2 7 ▁" T error ▁of ▁Fro zen ▁Cor pse ▁L odge " ▁( 2 / 9 ▁– ▁ 4 / 4 ▁ 1 9 4 2 , ▁ 9 ▁episodes ) ▁ 2 8 ▁" P ir ate ▁L oot ▁of ▁the ▁Island ▁of ▁Sk ull s " ▁( 4 / 1 3 ▁– ▁ 6 / 2 9 ▁ 1 9 4 2 , ▁ 1 2 ▁episodes ) ▁ ▁Four th ▁Season ▁ ▁( C BS , ▁Monday - F rid ay , ▁ 1 5 - min ute ▁episodes ) ▁ 2 9 ▁" The ▁Girl ▁in ▁the ▁G ild ed ▁C age " ▁( 3 / 2 2 ▁– ▁ 4 / 9 ▁ 1 9 4 3 , ▁ 1 5 ▁episodes ) ▁ 3 0 ▁" B lo od ▁on ▁the ▁Cat " ▁(