Games like Phantasmagoria
Games like Phantasmagoria include Harvester, Fran Bow, I Have No Mouth, and I Must Scream, Sanitarium, and The Medium. We matched them by the tags players give Phantasmagoria on Steam (Adventure, FMV, Point & Click, Horror, and 1990's): closest matches first, and among equally close ones the better-known games.

Harvester
Shared: Horror · Point & Click · FMV

Fran Bow
Shared: Point & Click · Adventure · Horror

I Have No Mouth, and I Must Scream
Shared: Adventure · Point & Click · Horror

Sanitarium
Shared: Adventure · Point & Click · Horror

The Medium
Shared: Adventure · Horror · Female Protagonist

Little Misfortune
Shared: Point & Click · Adventure · Psychological Horror

The Supper
Shared: Adventure · Point & Click · Female Protagonist

Rusty Lake Paradise
Shared: Point & Click · Adventure · Horror

The Walking Dead: Season Two
Shared: Adventure · Point & Click · Female Protagonist

Resident Evil 0
Shared: Adventure · Horror · Classic

The Room Two
Shared: Point & Click · Adventure · Horror

The Cat Lady
Shared: Adventure · Horror · Point & Click

Sally Face - Episode One
Shared: Horror · Adventure · Psychological Horror

Detention
Shared: Horror · Adventure · Point & Click

Outlast
Shared: Horror · Gore · Adventure

FATAL FRAME / PROJECT ZERO: Maiden of Black Water
Shared: Horror · Female Protagonist · Adventure

The Curse of Monkey Island
Shared: Adventure · Point & Click · 1990's

The Longest Journey
Shared: Adventure · Point & Click · Female Protagonist

SILENT HILL f
Shared: Horror · Female Protagonist · Adventure

Resident Evil 3
Shared: Horror · Female Protagonist · Gore

Endacopia
Shared: Adventure · Point & Click · Horror

The Walking Dead
Shared: Adventure · Point & Click · Horror

The Walking Dead: Michonne - A Telltale Miniseries
Shared: Adventure · Point & Click · Female Protagonist

The Excavation of Hob's Barrow
Shared: Adventure · Point & Click · Horror