Labbett appeared on "Mastermind" in 1999, where his specialist subject was the Olympic Games. He appeared again on "Mastermind" in 2000, with the animated television show "The Simpsons" as his specialist subject. Also in 2000, he competed on "Countdown", narrowly losing his first game on a crucial conundrum. In 2001, he appeared on "Stake Out", where he was the second contestant eliminated during the Face Off round. In 2003, he appeared on "Grand Slam", where he lost against Clive Spate in his first match.