E1 - The Murrow Disappearance

Aired: September 13, 1972

Series Premiere. Lockwood investigates the disappearance of a State Department Official, which leads him to a private Country Club where the key to the operation may be a card game.

E2 - One of Our Probes Is Missing

Aired: September 20, 1972

Tony Franciosa's first episode. Omega Probe Agent Nick Bianco travels to England to find a missing Probe agent who was investigating perfect counterfeit $100 bills.

E3 - Short Circuit

Aired: September 27, 1972

Doug McClure's first episode. Stand-by Probe Agent C. R. Grover races against the clock to prevent an electronics expert from destroying Probe Control with a Mega-Trans Package...a device that makes anything carrying electricity self-destruct.

E4 - Moonrock

Aired: October 04, 1972

Lockwood tracks down the man who stole a football-sized diamond brought back from the moon.

E5 - Live Men Tell Tales

Aired: October 11, 1972

Bianco travels to the Adriatic to determine if a missing Probe Agent was kidnapped, killed or deserting his job and his wife.

E6 - Operation Iceman

Aired: October 25, 1972

Bianco has to prevent the assassination of a diplomat by a hitman known only as ""The Iceman"".

E7 - The Bullet

Aired: November 01, 1972

Lockwood travels to an iron curtain country to bring out the scientist who invented a new deadly toxin and has the only formula for the cure. In the process Lockwood becomes infected by the toxin.

E8 - In Search of Midas

Aired: November 08, 1972

Grover sets out to find recluse billionaire J.R. Devlin, who has not been seen in public for 18 months.

E9 - The Adonis File

Aired: November 15, 1972

Lockwood investigates threats against a talk-show host who is running for the U.S. Senate.

E10 - Flight to Nowhere

Aired: November 22, 1972

Lockwood asks for Probe Control's help in finding a friend who disappeared, along with his plane, in the desert.

E11 - The Gold Machine

Aired: December 20, 1972

Lockwood travels to San Francisco to find a gold mine that has been lost since the early 1900's.

E12 - Let Us Prey

Aired: January 03, 1973

Bianco investigates the disappearance of a woman he was once involved with...only to find the whole thing was a trap set up by the woman's jealous fiance.

E13 - A Honeymoon to Kill

Aired: January 10, 1973

Carla Lucchese, daughter of a billionaire industrialist, is shot at on her wedding day and promptly disappears. Her anxious husband hires Grover to track down his wife; however it soon emerges that other members of the Lucchese family are also on the trail-and will stop at nothing to prevent Carla from coming into her inheritance.

E14 - The Twenty-Four Carat Hit

Aired: January 24, 1973

First episode with the new set and slightly revised format. Bianco tries to help a fellow Probe agent, who is injured and is out on his own to find the people who killed his wife and kidnapped his daughter.

E15 - Numbered for Death

Aired: January 31, 1973

Grover travels to Switzerland to investigate the black-mailing of people who have secret numbered accounts in a Swiss Bank.

E16 - Countdown to Panic

Aired: February 07, 1973

Lockwood has to track down a friend who was infected by a mysterious and highly contagious disease following a deep sea dive.

E17 - The Clayton Lewis Document

Aired: February 14, 1973

Bianco goes to Washington to prevent the blackmailing of a friend who is the key to an upcoming international summit.

E18 - Goddess of Destruction

Aired: February 21, 1973

Grover has to find a stolen statue, which may signal the revival of an ancient criminal order.

E19 - The Mattson Papers

Aired: February 28, 1973

Bianco looks for a missing comptroller, whose journals could bring down an organized crime ring.

E20 - Moment of Madness

Aired: March 14, 1973

Grover looks for Cameron, who was kidnapped from Probe Control by an old army trainee, who blames Cameron for his capture and torture during the Korean War.

E21 - Ends of the Earth

Aired: March 21, 1973

Bianco's investigation of missing criminals leads him to a travel agency whose speciality is helping wanted criminals escape.

E22 - Suffer My Child

Aired: March 28, 1973

Lockwood looks for the daughter of a financial wizard who was kiddnaped...or who arranged her own kiddnapping.

E23 - The Packagers

Aired: April 11, 1973

Grover's search for a missing officer previously involved in a failed military coup carries him into the heart of a group planning a full-scale revolution.