How to Add range of elements to ArrayList in C# ?

using System;
using System.Collections;

namespace ACConsoleApp1
{
    class Program
    {
        static void Main(string[] args)
        {
            ArrayList movies = new ArrayList();
            movies.Add("Robo 2.0");
            movies.Add("Kabali");

            string[] OtherMovies = new string[2];
            OtherMovies[0] = "Ghilli";
            OtherMovies[1] = "Billa 2";
            // Add the string array to ArrayList
            movies.AddRange(OtherMovies);

            foreach (var item in movies)
                Console.WriteLine(item);
            Console.ReadLine();
        }
    }
}