1. Death Runs Wild
Aired: Sep 17, 1960When wealthy widow Beatrice Martin Kipp hires Checkmate, Jed and Dr. Hyatt mu...
2. Interrupted Honeymoon
Aired: Sep 24, 1960A desperate criminal, intending to flee the country, kidnaps a newly-wed brid...
3. The Cyanide Touch
Aired: Oct 1, 1960Dean Stockwell guest stars as a college student out to avenge the death of hi...
4. Lady on the Brink
Aired: Oct 15, 1960A witness set to testify in a murder trial seeks the help of Checkmate fearin...
5. Face in the Window
Aired: Oct 22, 1960A well respected archaeologist is about to murder a mysterious man, supposedl...
6. Runaway
Aired: Oct 29, 1960A girl shows up at Corey's apartment, claiming that she is running from someo...
7. Target: Tycoon
Aired: Nov 5, 1960A woman hired Checkmate to prevent the murder of her father, an oil magnate. ...
8. Deadly Shadow
Aired: Nov 12, 1960A young widow is attacked and the only photograph of her dead husband, a Mari...
9. The Dark Divide
Aired: Nov 19, 1960Barbara Rush plays a dual role as the inhibited Margaret Russell and the wild...
10. Moment of Truth
Aired: Nov 26, 1960While on vacation in Tijuana, Don and Jed become involved in a murder investi...
11. The Mask of Vengeance
Aired: Dec 3, 1960Checkmate is hired to protect an Ambassador's daughter receiving death threat...
12. The Murder Game
Aired: Dec 17, 1960The detectives are shocked when one of their mentors, a highly respected atto...
13. The Princess in the Tower
Aired: Dec 31, 1960Corry and Sills's cleaning woman is killed in a fall just after warning Sills...
14. Terror from the East
Aired: Jan 7, 1961A missionary arrives from the east and contacts Checkmate to warn them about ...
15. The Human Touch
Aired: Jan 14, 1961Alonzo Pace Graham, freed from prison after 15 years, seeks revenge on Dr. Ca...
16. Hour of Execution
Aired: Jan 21, 1961When a judge and friend of Dr. Hyatt receives telephone calls and letters thr...
17. Don't Believe a Word She Says
Aired: Jan 28, 1961Checkmate has more than one mystery to solve when they are hired by an unknow...
18. Laugh Till I Die
Aired: Feb 4, 1961The Checkmate boys have their hands full in protecting their client Danny Whi...
19. Between Two Guns
Aired: Feb 11, 1961The Checkmate team has big trouble when Joe Farrell and his gang of hoods tak...
20. A Matter of Conscience
Aired: Feb 18, 1961A prisoner, played by Gary Merrill, is paroled after serving 20 years for a r...
21. Melody for Murder
Aired: Feb 25, 1961Checkmate is hired by a pop singer's agent to investigate death threats. Jed ...
22. Phantom Lover
Aired: Mar 4, 1961A woman believes her husband has killed her male friend, who can not be found...
23. The Gift
Aired: Mar 11, 1961Lola Tuscany, a temperamental lady soprano, is having premonitions of her dea...
24. One for the Book
Aired: Mar 18, 1961Audrey Meadows stars as a writer of a scandalous, best-selling novel based on...
25. The Paper Killer
Aired: Mar 25, 1961A successful cartoonist, played by Mickey Rooney, becomes tormented when he b...
26. Jungle Castle
Aired: Apr 1, 1961After two attempts on his life, big game hunter Lee Tabor brings Dr. Hyatt an...
27. The Deadly Silence
Aired: Apr 8, 1961Gangsters chase a deaf schoolteacher who has read their lips and so learned o...
28. Goodbye, Griff
Aired: Apr 15, 1961Julie London plays a magazine editor, who is dealing with her hot headed husb...
30. Voyage Into Fear
Aired: May 6, 1961Joan Fontaine plays a woman who claims her husband is trying to kill her. Cor...
31. Tight as a Drum
Aired: May 13, 1961Checkmate are called in to investigate a military Academy for the suspected m...
32. Death by Design
Aired: May 20, 1961Eve Arden, plays a fashion designer, worried that someone is out to destroy h...
33. The Thrill Seeker
Aired: May 27, 1961Susan Oliver plays a independent thrill seeking woman, who is accused by her ...
34. Hot Wind on a Cold Town
Aired: Jun 10, 1961A Washed up Hollywood Movie Stuntman's life is being threatened by someone wo...
35. A Slight Touch of Venom
Aired: Jun 17, 1961Keenan Wynn plays a retired rich contractor, a rough diamond who craves socia...
36. State of Shock
Aired: Jun 24, 1961A series of carefully planned "accidents" aimed at a wealthy heiress who is t...