Lord Have Mercy! features up-and-coming Canadian actor Arnold Pinnock as Youth Pastor Dwight Gooding. An ambitious but socially inept young minister who plans to make big changes at Mt. Zion, a church in the heart of Toronto's Caribbean community. But he must compete with the charismatic and easy-going Pastor Cuthbert Stevens (played by popular Trinidadian comic Dennis "Sprangalang" Hall) for the loyalty and attention of the eccentric church crew.
Episode 1
Ad the up and coming Pastor at Mt. Zion, Gooding is determined to make a few changes, which leads Sister Hope to throw a fit and kick him out.
Episode 2
Hope is upset after finding a chocolate-flavoured condom in Crystal's possession.
Episode 3
Pastor Stevens and Pastor White lie to get out of a church event so they can go to a Toronto Raptors game.
Episode 4
Crystal develops a crush on Gooding, creating a moral dilemma for the pasto
Episode 5
Ryan (Russell Peters) is in love, and winds up staying at the church when he gets thrown out of the house
Episode 6
Tensions develop between Crystal and Des when Crystal starts a youth choir and won't allow Des to be involved.
Episode 7
Desiree plays matchmaker for Hope and Marty
Episode 8
Kent is eager to help the people of Mount Zion, but he gets discouraged and backslides into old habits.
Episode 9
Gooding wants to send hurricane relief to Jamaica, but Hope refuses to support the idea.
Episode 10
Hope's estranged brother (Oliver Samuels) visits Mount Zion, and cons the congregation.
Episode 11
Gooding discovers that Des doesn't have any immigration papers.
Episode 12
Stevens is asked to resign when Crystal seeks his help in getting an abortion, and Hope leaves Mount Zion.
Episode 13
Hope leaves and Stevens, feeling out of sorts as a result, declares his plan to retire, but Gooding and Des try to get him to stay while also attempting to get Sister Hope to return.