The Elle Macpherson-fronted series premiered with just 4.5m and an adult 18-49 rating of 1.6 between 9.30pm and 11pm, following a lead-in of 6.3m (2.0) from The Biggest Loser.
Meanwhile, New Girl plunged to a season low of 5.7m (2.4) at 9pm on Fox, as did Raising Hope (6.3m/2.0) and I Hate My Teenage Daughter (3.5m/1.3) in the 8pm hour.
Breaking In dipped to 3.5m (1.5) at 9.30pm, following a triumphant return for the crime drama last week.
Elsewhere, Cougar Town hit another all-time low of 4.4m (1.1) for ABC at 8.30pm, prior to which 5.4m (1.3) tuned in for a Last Man Standing rerun.
9pm's The River sunk to 4.1m (1.3), then Body of Proof had a steady 7.3m (1.4).
CBS's NCIS (12.7m/2.1), NCIS: Los Angeles (11.3m/1.9) and Unforgettable (7.3m/1.3) were repeats.
The CW aired new episodes of 90210 (1.2m/0.6) and Ringer (1.1m/0.4).