"Three's a Crowd" is one of the best and better crypt episodes due to it's surprise and shocking twist at the end. The plot is well done also, starting with a man named Richard(Gavan O' Herlihy) who's depressed and an alcoholic who's having money problems with his wife Della(Ruth De Sosa) he's just so down in the dumps. The problems are complicated more though because of the couples problem of conceiving a child, that worries Richard that Della will soon leave him. Then when old high school friend Alan(Paul Lieber) shows up to treat the couple to a weekend vacation at a cabin resort per him, then the jealously sets in from Richard who simply doesn't have the money to compete with Alan he then worries about losing Ruth for good. Alan only means good intentions though, but the reactions from Richard turn brutal and violent. The ending of this episode is shocking such a surprise twist that will leave you stunned, it teaches the moral lesson always think before you act because when dealing with friends and spouses surprises are common and in this case very unlucky for Richard!