Ranked #21 of 28 in Season 9•−0.3 vs season avg
After being the only one in his class to choose the correct color in a card test, Ernie is convinced he has extra sensory perception. He predicts disaster for Robbie and Katie if they keep an appointment for the babies with Dr. Osborne.
Fred MacMurray
Steve Douglas
Don Grady
Robbie Douglas
Stanley Livingston
Chip Douglas
Barry Livingston
Ernie Thompson
William Demarest
Charley O'Casey
Tina Cole
Katie
Frederick de Cordova
Director
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"Ernie, the Transmitter" is episode 24 of My Three Sons season 9. It scored 6.9/10 from 52 votes, ranking #21 of 28 episodes this season (season average 7.2). Directed by Frederick de Cordova, it aired on March 15, 1969.