Generate your own api key by visiting https://www.themoviedb.org/settings/api
https://api.themoviedb.org/3/movie/popular?api_key=${Api_key}&language=en-US&page=1
For Image Path: You need to add a base domain which is given below
https://image.tmdb.org/t/p/w500
Eg: For your Reference
https://image.tmdb.org/t/p/w500/bcCBq9N1EMo3daNIjWJ8kYvrQm6.jpgbcCBq9N1EMo3daNIjWJ8kYvrQm6.jpg
https://api.themoviedb.org/3/movie/${movie_id}?api_key=${Api_key}&language=en-US
G# et movie cast detail
https://api.themoviedb.org/3/movie/${movie_id}/credits?api_key=${Api_key}&language=en-US
https://api.themoviedb.org/3/movie/upcoming?api_key=${Api_key}&language=en-US&page=1
https://api.themoviedb.org/3/movie/top_rated?api_key=${Api_key}&language=en-US&page=1