Games like Cathy And The Others
Games like Cathy And The Others include Hellblade: Senua's Sacrifice, A Plague Tale: Requiem, The Suicide of Rachel Foster, Your Turn To Die -Death Game By Majority-, and Summer of '58. We matched them by the tags players give Cathy And The Others on Steam (Female Protagonist, Dark, Realistic, Thriller, and Psychological): closest matches first, and among equally close ones the better-known games.

Hellblade: Senua's Sacrifice
Shared: Female Protagonist · Psychological · Dark

A Plague Tale: Requiem
Shared: Female Protagonist · Realistic · Dark

The Suicide of Rachel Foster
Shared: Mystery · Thriller · Dark

Your Turn To Die -Death Game By Majority-
Shared: Female Protagonist · Dark · Mystery

Summer of '58
Shared: Thriller · Realistic · Dark

BURIED STARS
Shared: Thriller · Mystery · Emotional

Mirror 2: Project X
Shared: Female Protagonist · 3D · Singleplayer

Until Then
Shared: Emotional · Psychological · Mystery

What Remains of Edith Finch
Shared: Mystery · Female Protagonist · Dark

INDIKA
Shared: Dark · Psychological · Female Protagonist

Zoochosis
Shared: Realistic · Dark · Thriller

Monument Valley
Shared: Female Protagonist · Casual · Emotional

A Plague Tale: Innocence
Shared: Female Protagonist · Dark · Third Person

Higurashi When They Cry Hou - Ch.1 Onikakushi
Shared: Dark · Mystery · Psychological

Subliminal
Shared: Realistic · Thriller · Mystery

This Bed We Made
Shared: Female Protagonist · Mystery · Third Person

The Medium
Shared: Female Protagonist · Dark · Psychological

Martha Is Dead
Shared: Female Protagonist · Psychological · Thriller

The Dark Queen of Mortholme
Shared: Female Protagonist · Dark · Casual

Buckshot Roulette
Shared: Dark · Psychological · Singleplayer

The Stalked
Shared: Dark · Thriller · Mystery

Pumpkin Eater
Shared: Thriller · Dark · Casual

The Coffin of Andy and Leyley
Shared: Psychological · Dark · Female Protagonist

Graveyard Shift
Shared: Dark · Thriller · Realistic