if someone wants to complete this series all episodes here

season 1
https://www.youtube.com/playlist?list=PL4KpU1uh2SnE4gt3vbx6smaAubrTKrB8p

season 2
https://www.youtube.com/playlist?list=PL4KpU1uh2SnGB8Mx6ef7RDgASdiud9Mof

season 3
https://www.youtube.com/playlist?list=PL4KpU1uh2SnGMm2mrQAEtSHX0RvyPxuhw


season 4 in color
https://www.youtube.com/playlist?list=PL4KpU1uh2SnFww9v6g_B38aCZOws4QydE