ɪnðə lˈæst ʌv ðoʊz wˈɔːɹɪk poːɹtɹˈeɪd ðə kˈæɹɪktɚɹ ʌv dˈæɹɪəs ɪnðə kˈiːz ʌv mɚɹˈɪnəs, dˈʌbəld fɔːɹ wˈɪljəm hɑːɹtnˈɛl æz ðə fˈɜːst dˈɑːktɚɹ ɪnðə dˈeɪlək ɪnvˈeɪʒən ʌv ˈɜːθ ˈæftɚ ðə lˈiːd ˈæktɚ wʌz ˈɪndʒɚd dˈʊɹɹɪŋ fˈɪlmɪŋ, ænd plˈeɪd ɐ ɹˈoʊbɑːt dˈʌbəl ʌv hɑːɹtnˈɛlz dˈɑːktɚɹ ɪnðə tʃˈeɪs ðɪs dˈuːplᵻkˌeɪt hˌævɪŋ bˌɪn kɹiːˈeɪɾᵻd baɪ ðə dˈeɪləks.
In the last of those Warwick portrayed the character of Darrius in The Keys of Marinus, doubled for William Hartnell as the First Doctor in The Dalek Invasion of Earth after the lead actor was injured during filming, and played a robot double of Hartnell's Doctor in The Chase - this duplicate having been created by the Daleks.