Pedzisa mutsara unotevera: Muna 2008, Onyango akaita firimu rake rekutanga mufirimu raWanuri Kahiu "Kubva kuWhisper". Anotamba Tamani, mwanasikana webhizimisi anodzidza kuti amai vake vakanga vasipo kwenguva refu vakaurawa mu
Bhomba ra1998 muNairobi, uye anobata nokunyora mifananidzo mumapaki echirangaridzo. Akasarudzwa kuti ave Best Actress in a Leading Role paAfrica Movie Academy Awards. Muna 2010, Onyango akataura dragonfly mumutambo wevana weTV "Tinga Tinga Tales".