"Walk the Talk" (2000) does not have a specific rating or certificate, as it is a TV movie. However, it may have content warnings based on its themes and content.
Baretta - 1975 Walk Like You Talk 1-8 is rated/received certificates of: Canada:PG (video rating)
You've Got to Walk It Like You Talk It or You'll Lose That Beat - 1971 is rated/received certificates of: USA:R
The Walk - 2001 II is rated/received certificates of: Australia:M
A Closer Walk - 2003 is rated/received certificates of: Australia:MA
Tango Walk - 2003 is rated/received certificates of: Australia:M
Rosie's Walk - 1970 is rated/received certificates of: Australia:G
To Walk Again - 2007 is rated/received certificates of: Belgium:KT
The Lambeth Walk - 1939 is rated/received certificates of: Finland:S Sweden:Btl
Walk a Crooked Path - 1969 is rated/received certificates of: UK:AA
A Walk Among the Tombstones - 2014 is rated/received certificates of: USA:R
Walk of Shame - 2014 is rated/received certificates of: Hungary:16 USA:R
Man Who Couldn't Walk - 1962 is rated/received certificates of: UK:A