Information for Murder for Two at Cast, Doncaster (Musical). A hilarious high-energy musical whodunit, Murder For Two is a madcap murder mystery with a twist. Two actors play thirteen characters... and the piano in this acclaimed new musical. A loving homage to the canon of murder mystery plays, Murder For Two is a hysterical blend of music, mayhem and murder. When famous novelist Arthur Whitney is found dead at his birthday party, it's time to call in the detectives. The only problem is, they're out of town. Enter Officer Marcus Moscowicz, a neighbourhood cop who dreams of climbing the ranks. With the clock ticking, it's up to Marcus to prove his super sleuthing skills and solve the crime before the real detective arrives.