What's My Line? was a U.S. television program aired on CBS from Thursday, February 2, 1950 to Sunday, September 3, 1967. What's My Line? was watched by a total number of 11,337,300 people (24.7% rating, down -10% from last fortnight) per episode, as of the average fortnightly audience measurement for the period ending . What's My Line? is now shown on GSN since December 2014.
Demographic breakdown of the most recent historical ratings of What's My Line? on CBS as of Sunday, July 27, 1952.
| What's My Line? Weekly Ratings | |||
|---|---|---|---|
| Date | Demo | Audience | Rating |
| 1952-May-11 | HH | 6,349,500 | 41.5 |
| P2+ | 19,048,500 | 41.5 | |
| 1951-Aug-12 STOPPETTE | HH | 2,376,600 | 23.3 |
| P2+ | 7,129,800 | 23.3 | |
| 1951-Jul-15 | HH | 3,182,400 | 31.2 |
| P2+ | 9,547,200 | 31.2 | |
| What's My Line? Fortnightly Ratings | |||
|---|---|---|---|
| Date | Demo | Audience | Rating |
| 1952-Jul-27 | HH | 3,544,000 | 24.7 |
| P2+ | 11,337,300 | 24.7 | |
| 1952-Jul-13 | HH | 3,762,000 | 27.3 |
| P2+ | 12,530,700 | 27.3 | |
| 1951-Aug-12 JULES MONTENIER | HH | 2,356,200 | 23.1 |
| P2+ | 7,068,600 | 23.1 | |
| Rank | Program | Audience | Change |
|---|---|---|---|
| 1 | NFL National | 25,162,000 | -19% |
| 2 | 60 Minutes | 9,057,000 | +33% |
| 3 | Tracker | 7,926,000 | -6% |
| 4 | FBI | 6,658,000 | +65% |
| 5 | NCIS | 5,624,000 | +14% |
| 6 | FBI: International | 4,996,000 | +75% |
| 7 | Equalizer | 4,691,000 | -9% |
| 8 | Survivor | 4,601,000 | +2% |
| 9 | Evening News with Norah O’Donnell | 4,377,000 | -6% |
| 10 | FBI: Most Wanted | 4,376,000 | +69% |
| 11 | Neighborhood | 4,012,000 | +3% |
| 12 | NCIS: Origins | 3,790,000 | +8% |
| 13 | Poppa's House | 3,371,000 | +5% |
| 14 | Blue Bloods | 3,165,000 | -37% |
| 15 | Georgie & Mandy's First Marriage | 2,566,000 | +40% |
| 16 | Face the Nation | 2,556,000 | -4% |
| 17 | 48 Hours Presents | 2,337,000 | +137% |
| 18 | Summit | 2,273,000 | +11% |
| 19 | Matlock | 2,046,000 | -67% |
| 20 | CBS Mornings | 1,928,000 | -7% |
| 21 | 48 Hours | 1,732,000 | -27% |
| 22 | Elsbeth | 1,648,000 | -62% |
| 23 | Ghosts | 1,235,000 | -39% |
| 24 | The Talk | 1,223,000 | -4% |
| 25 | Reindeer in Here | 1,153,000 | -41% |