Danny Jackson threw MLB's lone postseason immaculate inning 41 years ago

Royals trailed the 1985 World Series 3-1 entering Game 5.

Wire Report IntelligenceUpdated 1h1 min read

DYK: There is only 1 Postseason immaculate inning on record 🤯 OTD in 1985, Danny Jackson threw a complete game win for Via @MLB on X

What happened: On Oct. 24, 1985, Kansas City pitcher Danny Jackson struck out the side on nine pitches in the seventh inning. He surrendered just one run across a complete-game victory to keep the Royals alive.

Why it matters: More than four decades later, no other pitcher has recorded a nine-pitch, three-strikeout frame in Major League Baseball playoff history.

What to watch: The 2026 World Series continues this weekend as post-season pitchers chase Jackson's standalone mark.

Sources

@MLB 2026-10-24T19:32:56.561686+00:00

CONVERSATION

Loading comments…

MLBAnalysisKansas City Royals

Follow MLB Intelligence

Real-time signals and analysis

@WireReportMLB

WR Pro

The day's sports, briefed to your inbox at 7am ET. Every claim sourced.

$9/month Free weekly newsletter →