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. Air Date : 11th-Apr-1973

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. Air Date : 13th-Sep-1972  Read More

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. Air Date : 20th-Sep-1972  Read More

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. Air Date : 27th-Sep-1972  Read More

Lockwood tracks down the man who stole a football-sized diamond brought back from the moon. Air Date : 4th-Oct-1972  Read More

Bianco travels to the Adriatic to determine if a missing Probe Agent was kidnapped, killed or deserting his job and his wife. Air Date : 11th-Oct-1972  Read More

Bianco has to prevent the assassination of a diplomat by a hitman known only as ""The Iceman"". Air Date : 25th-Oct-1972  Read More

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. Air Date : 1st-Nov-1972  Read More

Grover sets out to find recluse billionaire J.R. Devlin, who has not been seen in public for 18 months. Air Date : 8th-Nov-1972  Read More

Lockwood investigates threats against a talk-show host who is running for the U.S. Senate. Air Date : 15th-Nov-1972  Read More

Lockwood asks for Probe Control's help in finding a friend who disappeared, along with his plane, in the desert. Air Date : 22nd-Nov-1972  Read More

Lockwood travels to San Francisco to find a gold mine that has been lost since the early 1900's. Air Date : 20th-Dec-1972  Read More

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. Air Date : 3rd-Jan-1973  Read More

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. Air Date : 10th-Jan-1973  Read More

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. Air Date : 24th-Jan-1973  Read More

Grover travels to Switzerland to investigate the black-mailing of people who have secret numbered accounts in a Swiss Bank. Air Date : 31st-Jan-1973  Read More

Lockwood has to track down a friend who was infected by a mysterious and highly contagious disease following a deep sea dive. Air Date : 7th-Feb-1973  Read More

Bianco goes to Washington to prevent the blackmailing of a friend who is the key to an upcoming international summit. Air Date : 14th-Feb-1973  Read More

Grover has to find a stolen statue, which may signal the revival of an ancient criminal order. Air Date : 21st-Feb-1973  Read More

Bianco looks for a missing comptroller, whose journals could bring down an organized crime ring. Air Date : 28th-Feb-1973  Read More

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. Air Date : 14th-Mar-1973  Read More

Bianco's investigation of missing criminals leads him to a travel agency whose speciality is helping wanted criminals escape. Air Date : 21st-Mar-1973  Read More

Lockwood looks for the daughter of a financial wizard who was kiddnaped...or who arranged her own kiddnapping. Air Date : 28th-Mar-1973  Read More

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. Air Date : 11th-Apr-1973  Read More