Example of static list

public class NetPlayer : Photon.MonoBehaviour
{
    public static readonly List<NetPlayer> Players = new List<NetPlayer>();

    public string Name { get; private set; }

    void Awake()
    {
        Players.Add(this);
    }

    void OnDestroy()
    {
        Player.Remove(this);
    }
}

//in some scripts...
class Fool
{
    void DoSomething()
    {
        var players = NetPlayer.Players;

        if(players[0].Name == "Admin"){
            var go = players[0].gameObject;
        }
    }
}