Understanding Spherecasts in Unity | The Ant Ranch: Blog
c# - Detect if there is any object between two objects with BoxCastAll - Stack Overflow
See every "cast" in Unity visualized! Raycasts, Spherecasts, Boxcasts, even Capsulecasts (and their "All" variants), explained in this Unity Tutorial! Full video link in comments! : r/unity_tutorials
C# Unity Raycasting / BoxCast / SphereCast in a half sphere shape - Stack Overflow