Marcus Welby, M.D. — Season 4 watch online

Episodes — Season 4

1. 1 Episode 1 «A Fragile Possession» September 12, 1972
2. 2 Episode 2 «Love Is When They Say They Need You» September 19, 1972
3. 3 Episode 3 «We'll Walk Out of Here Together» September 26, 1972
4. 4 Episode 4 «In Sickness and in Health» October 3, 1972
5. 5 Episode 5 «House of Mirrors» October 10, 1972
6. 6 Episode 6 «He Could Sell Iceboxes to Eskimos» October 17, 1972
7. 7 Episode 7 «The Wednesday Game» October 24, 1972
8. 8 Episode 8 «Don and Denise» October 31, 1972
9. 9 Episode 9 «Please Don't Send Flowers» November 14, 1972
10. 10 Episode 10 «With a Shout, Not a Whimper» November 21, 1972
11. 11 Episode 11 «Jason Be Nimble, Jason Be Quick» November 28, 1972
12. 12 Episode 12 «Unto the Next Generation» December 5, 1972
13. 13 Episode 13 «Heartbeat for Yesterday» December 12, 1972
14. 14 Episode 14 «Dinner of Herbs» December 19, 1972
15. 15 Episode 15 «A More Exciting Case» January 2, 1973
16. 16 Episode 16 «A Necessary End» January 9, 1973
17. 17 Episode 17 «Who Are You Arthur Kolinski?» January 16, 1973
18. 18 Episode 18 «Gemini Descending» January 23, 1973
19. 19 Episode 19 «The Problem with Charlie» January 30, 1973
20. 20 Episode 20 «Catch a Ring That Isn't There» February 6, 1973
21. 21 Episode 21 «The Working Heart» February 13, 1973
22. 22 Episode 22 «The Other Martin Loring» February 20, 1973
23. 23 Episode 23 «The Day After Forever» February 27, 1973
24. 24 Episode 24 «The Tortoise Dance» March 6, 1973