Bob Todd (1) makes an unaccredited 'gag' appearance in Again Doctor. He also appeared in the 1970 Carry On Again Christmas TV special. Nikki van der Zyl (2) was one of British cinema's most prolific voice-over artistes, dubbing many of the original Bond girls (including Shirley Eaton in Goldfinger). She appears unaccredited in two of the films, none of them dubbing work.
Nikki van der Zyl
Shirley Eaton