How old was Dennis Erdman in…

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Dennis Erdman was

24 in Friendly Fire

as 'Michael E. Mullen'.

Sun, Nov 09 1980

Dennis Erdman was

23 in The Rose

as 'Billy Ray's Kid'.

Wed, Nov 07 1979

Dennis Erdman was

21 in Just Me and You

Mon, May 22 1978

Dennis Erdman was

18 in Rock-a-Die Baby

Fri, Mar 21 1975

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Ages in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages

Dennis Erdman was

22+ in B. J. and the Bear

First Air Date
Sat, Feb 10 1979

Dennis Erdman was

16+ in M*A*S*H

as 'Harrison'.

First Air Date
Sun, Sep 17 1972

Dennis Erdman was

16+ in The Rookies

First Air Date
Mon, Sep 11 1972