Formula for a Murder

Christina Nagy

Joanna

David Warbeck

Craig

Carroll Blumenberg

Ruth

Rossano Brazzi

Dr. Sernich

Andrea Bosic

Father Peter

Loris Loddi

Father Davis

Adriana Giuffrè

Daniela De Carolis

Rodolfo Ruzza

Andy Covella

Deckhand on Ferry (uncredited)

Arthur Webber Jr.

(uncredited)