The story of the 10-year rocky relationship between Dean Martin and Jerry Lewis.
| Actor | Role |
|---|---|
 Sean HayesJerry Lewis | Jerry Lewis |
 Jeremy NorthamDean Martin | Dean Martin |
| PPaula CaleBetty Martin | Betty Martin |
 Sarah ManninenPatti Lewis | Patti Lewis |
 Kate LeveringJeanne Martin | Jeanne Martin |
 Scott McCordAbby Greshler | Abby Greshler |
 Steve BinderDanny Lewis | Danny Lewis |
 Rhona ShekterRae Lewis | Rae Lewis |
 Conrad DunnLou Perry | Lou Perry |
 Bill LakeHal Wallis | Hal Wallis |
 Tony NappoJimmy Napoli | Jimmy Napoli |
 David EisnerLew Wasserman | Lew Wasserman |
 Aron TagerMax Coleman | Max Coleman |
| RRobert MorelliSkinny D'Amato | Skinny D'Amato |
 Markus PariloIrwin Woolfe | Irwin Woolfe |
 Bruce GoochCameraman | Cameraman |
 Craig EldridgeErnie Glucksman | Ernie Glucksman |