Cobb kuma yana da aikin wasan kwaikwayo, yana aiki a fina-finai goma tsakanin 1932 da 1938. Ya lashe manyan ayyuka a fina-finai kamar "Pepper", "Kowane mutum na Tsohon" (1936), da kuma "Hawaii Kira" (1938). Shi ne kuma mai masaukin baki na
Kyautar Kwalejin Kwalejin ta 7 a 1935.